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Southern (Antarctic) Ocean animal life

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Go directly to other pages that share the animals found in those oceans:

Some of the animal life found in the Southern Ocean (aka Antarctic Ocean) includes:

By Scott A. Rowan A scute is a plate of hardened keratin found on many animals, most notably the carapace
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Northern bottlenose whales are the largest members of the beaked whale family (Ziphiidae) in the North Atlantic Ocean. As adults,
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One of the largest dolphins in the world, reaching up to 25 feet (7.6 m) and weighing 5,000 pounds (2,300
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By Rachel Sloan The biggest ocean in the world has never been seen, according to scientists who discovered a massive
  Taxonomy Class: Reptilia Order: Testudines Family: Trionychidae Genus: Aspideretes Species: leithii Description Leith’s softshell turtle is a large species,
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The Mediterranean Monk Seal has the shortest hair of all pinnipeds (flipper-footed mammal). Mediterranean monk seals have a fairly large,
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Taxonomy Class: Reptilia Order: Testudines Family: Chelidae Genus: Chelodina Species: mccordi Description The Roti Island snake-necked turtle is a moderate-sized
The calls of the Weddell Seal are so loud that researchers can easily hear them through the ice. The Weddell
By Stacey Venzel Nest-building is not just a task left to the birds. While turtles do not pick up sticks
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Southern right whales are large "baleen" whales. Adults are generally between 45 and 55 feet (12.5-15.5 m) in length and can
The leatherback is the largest turtle--and one of the largest living reptiles--in the world. The leatherback is the only sea
California sea lions are members of the "eared seal" family, Otariidae. They are the most recognized pinniped species, because they
Fraser's dolphins are members of the delphinid family. They are about 6-9 feet (2-2.7 m) long and weigh 350-450 pounds (160-210 kg).
Clymene Dolphins, sometimes known as the “short-snouted spinner dolphin,” are relatively small delphinids. In 1981, Clymene dolphins were separated from
Green sea turtles grow to 3 feet but are just how many inches at birth? Averaging less than 2 inches
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The distance that sound travels in the ocean varies greatly, depending primarily upon water temperature and pressure. While sound moves
By Scott A. Rowan The person has not yet been born who knows how to solve the permanent problem that
The scientific name Lissodelphis borealis is derived from the Greek word lissos (“smooth”) and the Latin word borealis (“northern”) and
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Spyhopping is when whales and dolphins raise their heads vertically out of the water. Likened to a human treading water,
Harbor seals are part of the "true seal" family, Phocidae. True seals lack external ear flaps and have short forelimbs
Like other dolphins of the genus Stenella, these are relatively small dolphins, reaching lengths of 6 to 7 feet (2 m) and
By Earl Filskov   First discovered in the Pacific Ocean off the coast of Chile in 1835 by French naturalist
Based on research and recent proof from a century-old harpoon, scientists believe the bowhead whale can live to be more
Harbor porpoises have a small, robust body with a short, blunt beak. Females are slightly larger than males. They have
By Scott A. Rowan Ghosts surprise. That's what they do. So it only makes sense that the surprise scientists experienced
The following animals are considered ENDANGERED by the International Union for Conservation and Natural Resources (IUCN): -TSF-
By Scott A. Rowan A carapace is a dorsal (top) shell or exoskeleton that often protects vital organs in many
Albert the Orca Explains Echolocation to The Super Fins Illustrated by Jim Siergey Written by Scott A. Rowan Whales and
What is Bioluminescence? Bioluminescence - an animal’s ability to generate light without an external light source, the entire process happens
Long-finned pilot whales are one of the largest members of the dolphin family. Males can reach lengths of about 25 feet
By Amber Friend A vaquita is the smallest living cetacean (pronounced sĭ-tā′shən). Cetaceans are made up of whales, dolphins and
Sharks have more than a half dozen senses to understand their environment. Some of those senses are so foreign to
By Stacey Venzel Yes, turtles vomit. Turtles are capable of vomiting digested food and regurgitating undigested food that has not
The Bottlenose Dolphin is known to give birth up to 45 years old. Females will outlive males, with males living
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From NOAA Some seaweeds are microscopic, such as the phytoplankton that live suspended in the water column and provide the
By Blaise Jones Finding prey in the ocean is no easy task. The ocean is, in a word, big. Some
  A delicacy for the Inuit natives in Canada and Greenland is maktaq (also muktuk, maktaaq), which is narwal skin
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Yes, unless you have an old desert tortoise. According to the U.S. Fish and Wildlife Service, it is legal to
  Dall's porpoises are "high strung," fast swimming members of the porpoise family and are common in the North Pacific
By Earl Filskov There are currently 368 known species of sharks in the world. Only 20 out of the 368
Krill are small (2 inches / 5.5 cm) shrimp-like crustaceans that are found throughout the worlds oceans. Not surprisingly, Antarctic
What is Oophagy? Oophagy (also called “ovophagy”) is one of two forms of intrauterine cannibalism where pups eat the eggs
With 20 to 26 pairs of teeth in each jaw, the Melon-Headed Whale has more teeth than any other blackfish
Though both whales are rorqual whales, the Sei whale grows to 60 feet (18 m) and 100,000 pounds (45,000 kg)
The largest of all the toothed whales (odontocetes), the Sperm Whale (Physeter macrocephalus) was a misunderstood leviathan by whalers. The
In 2011, a gray whale was recorded covering 14,000 miles from Russia to Mexico and back, establishing the record for
Yes, sharks and trees age alike. In fact, turtles age in a similar way, too. Determining the age of a
Atlantic white-sided dolphins have a robust body, short beak, and a distinct color pattern, including a bi-colored beak. Their back,
One of the most easily distinguished dolphins in the world due to its lack of dorsal fin is the Northern
Hooker’s sea lions, also known as New Zealand sea lions, are one of only five species of sea lions in
The beluga whale is a small, white-toothed whale. Adult belugas may reach a length of 16 feet (5 m), though average size
By Stacey Venzel When it comes to water, turtles have a number of aquatic homes to choose from. Habitat preference
From NOAA The Atlantic Ocean covers an area of approximately 41,105,000 square miles. Covering approximately 20 percent of the Earth’s
The Weddell Seal is the only seal that lives permanently in the icy waters of the Southern Ocean along the
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): The smallest shark in
  Baird's beaked whales, sometimes called "giant bottlenose whales," are the largest members of the beaked whale family (Ziphiidae). Females
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By Angelica Romero Blancas Regeneration is one of the most famous abilities that sea stars possess. They can lose a
Which sea turtle dives more than half a mile down for food? Leatherback turtles routinely dive to more than half
By Amber Friend Underwater predators use many tricky methods to lure potential prey close enough to attack and eat them.
What is oviparous? Oviparous is reproduction by laying eggs, which very few species of sharks do. The ones that reproduce this
Found in the subpolar and subtropical waters of the Atlantic, Pacific and Indian Oceans, the Sei Whale gets its name
Benjamin Franklin published this map of the Gulf Stream in 1769.
By Bob Baldwin Benjamin Franklin created the chart above to show the mysterious river of water flowing across the Atlantic
Each of the 22 species of beaked whale are notorious for being mysterious, avoiding contact with humans, but three of
From NOAA Nautical charts are key to safe navigation. A nautical chart is one of the most fundamental tools available
Sometimes called "puffers," the Harbor Porpoise draws its name from the Latin word for pig (porcus). Reaching approximately 5 feet
What are Chondrichthyes? Chondrichthyes:  Fish with cartilage skeletons such as sharks. ###
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PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Ziphiidae GENUS: Mesoplodon SPECIES: hectori TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
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  PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Ziphiidae GENUS: Mesoplodon SPECIES: ginkgodens TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER
Krill. The Crabeater Seal does not eat crab, it only eats krill. The seal earned the misleading name because of unusual
By Blaise Jones Sharks possess a very adaptable physiology which lets them thrive in almost any environment the ocean has
  From NOAA What is a perigean spring tide? A perigean spring tide occurs when the moon is either new
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): No sharks have lived
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Spotted seals are members of the "true seal" family, Phocidae. They have a round head, narrow snout, small body, and
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): In Hawaiian mythology, Kamohoalii,
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By Frances Allen The Great Barrier Reef comprises 2,900 individual reefs, making it the largest coral reef in the world
Brasilia, Brazil - Last month the Brazilian environmental agency, IBAMA, announced the licensing process to build the São Luiz do
Guadalupe fur seals are members of the "eared seal" family, Otariidae. Guadalupe fur seals are sexually"dimorphic" with males reaching average
The opah is the only known fully warm-blooded fish that circulates heated blood throughout its body. Not all fish are
Every country's air force copies sharks when it comes to painting nearly every airplane, especially fighter jets. Countershading saves lives,
Adult hooded seals have black heads and silver-gray coats with dark blotches of varying sizes and shapes across their bodies.
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The three “monk” seals are either extinct - Caribbean Monk Seal (Monachus tropicalis) - or are the most endangered of
The Hawaiian monk seal is one of the rarest marine mammals in the world. Part of the "true seal" family
By Earl Filskov When drilling a hole almost 2,500 feet (740m) through the Antarctica's Ross Ice Shelf – the world’s largest
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Only discovered in 1976,
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Ziphiidae GENUS: Hyperoodon SPECIES: planifrons TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
By Shauna Bennett Below the thunders of the upper deep, Far, far beneath in the abysmal sea, His ancient, dreamless,
Texas freshwater fishing report (July 26 - August 1) ALAN HENRYWater clear on the main lake, stained up the river;
Illustration depicting the overturning circulation of the global ocean. Throughout the Atlantic Ocean, the circulation carries warm waters (red arrows) northward near the surface and cold deep waters (blue arrows) southward. Image credit: NASA/JPL
As revealed in our explanation about the Gulf Stream, the Sverdrup is used to measure a massive volume of water.
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Pontoporiidae GENUS: Pontoporia SPECIES: blainvillei TOOTHED or TOOTHLESS (BALEEN): baleen FRESHWATER, SALTERWATER or BRACKISH:
Skeleton comparison of spinosaurus aegyptiacus and typical penguin
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By Blaise Jones As it is with many other aspects of shark biology, the method by which sharks reproduce varies
Australia’s Heber Albert Longman (1880-1954) was a pioneer in scientific journalism, a self-taught scientist who began his career as a
Early commerce to the Americas relied on the trade winds—the prevailing easterly winds that circle the Earth near the equator.
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What are gills? Gills are a paired set of respiratory organs that allows fish and some amphibians to extract oxygen from water.
Sirenia include all manatees and dugongs. There are four living species of sirenia: Dugong West African manatee Amazonian manatee West Indian
All turtles fall into one of two subgroups: Pleurodira or Cryptodira. Pleurodira turtles are known as "side-necked" turtles and protect
An oil seep is a natural leak of crude oil and gas that migrates up through the seafloor and ocean
Weddell seals are found near the fast ice of the Antarctic continent, and some nearby islands.  The Weddell seals do
In 1998 authorities officially changed the scientific name of the Dwarf Sperm Whale from Kogia simus to Kogia sima. Known
By Scott A. Rowan In our series of stories on tidal bores, we examine the geology, and details of some
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Ziphiidae GENUS: Mesoplodon SPECIES: peruvianus TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
By Blaise Jones Sharks have been harvested and eaten all over the world throughout human history. Many cultures rely heavily
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  From NOAA Samuel Plimsoll (1824–1898) was a member of the British Parliament who was concerned with the loss of
By NOAA Analysis of nearly three decades of air samples from Alaska’s North Slope shows little change in long-term methane
The Dall sheep, Dall's porpoise and 10 species of mollusks are all named for William Healey Dall (1845-1927), an American
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Known as “elephant sharks”
Killer whales most widely distributed marine mammals, found in all parts of the oceans; most abundant in colder waters, including
Bleached branching coral (foreground) and normal branching coral (background). Keppel Islands, Great Barrier Reef.
By Stacey Venzel Over the last one hundred years, the average temperature on our planet has risen 33 degrees Fahrenheit
A wetland is an area of land that is saturated with water. There are many different kinds of wetlands and
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  Four hundred years ago, the astronomer Galileo's discovery of Jupiter's four large moons forever changed humanity's view of the
Diver over walls at Pavlopetri © BBC/Jon Henderson
By Maria Fernanda Pereira Ywazaki March 31, 2015 In 1967 English archeologist Nicholas Flemming discovered the oldest known submerged city:
Which sea turtle is the only one to nest in daylight? The Kemp's ridley turtle is the only sea turtle
Lobtailing is when a cetacean lifts its fluke (tail) out of the water and slaps it on the surface of
From NOAA A nautical chart is much more than a map. A nautical chart represents hydrographic data, providing very detailed
By Blaise Jones Many people consider it in poor taste to walk around with your mouth open all the time.
Afro-Australian Fur Seals are the largest of all Fur Seals. Mean asymptotic mass and length of males is 229 kg
  By Blaise Jones While sharks come in all shades and colors, most people picture them with gray backs and
One of the most rare dolphins in the world due to its limited distribution is the Peale’s Dolphin. Found solely
They are slightly smaller on average than leopard and crabeater seals, reaching about 3 metres and 200 kg. Their coat
From NOAA NOAA's High Seas Forecasts are weather forecasts and data transmitted around the world in real- and near-real-time. Seafaring
Saimaa seals, like other ringed seals, are short and stocky. Both males and females reach about 5 feet (1.5 m)
Weighing more than 330,000 pounds (150,000 kg) and measuring more than 100 feet (30 m), the Blue Whale (Balaenoptera musculus)
An iceberg is ice that broke off from glaciers or shelf ice and is floating in open water. To be
When the Indus River Dolphin surfaces to breathe it makes a sound similar to a sneeze. Indus River dolphins generally
Taxonomy Class: Reptilia Order: Testudines Family: Geoemydidae Genus: Batagur Species: borneoensis Description Female painted terrapins are much larger than males.
Found primarily in deep waters throughout tropical and subtropical areas of the world, the Pygmy Killer Whale has three recognized
Able to reach speeds of 35 mph (56 kmh), both the Sei Whale and the Fin Whale can claim to
Closeup of a Galileo thermoscope.
By Jeannette Bedard  In the ocean, the surface is easy to observe. From antiquity, seafarers strove to interpret the surface
Gray seals are part of the "true seal" family, Phocidae. True seals lack external ear flaps and have short forelimbs
From NOAA NOAA's Storm QuickLook Provides Near Real-Time Ocean and Meteorological Conditions During a Tropical Storm. When NOAA's National Weather
By Amy Duncan March 4, 2015; 6:18 p.m. Everyday 500 million tweets are sent worldwide. Instead of seeing today’s photo
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Sharks in the Mississippi River? You bet. On Sept. 8, 1937, fishermen caught a bull shark in the upper Mississippi
What is Heterocercal? Heterocercal describes a caudal (tail) fin with different-sized lobes. ###
Blainville's beaked whales, sometimes known as the "dense-beaked whale," are little known members of the beaked whale family (Ziphiidae). As
Known as the Antillean or “Gulf Stream beaked whale,” the Gervais Beaked Whale is named for French naturalist Paul Gervais,
From NOAA Storm surge is the rise in seawater level caused solely by a storm. Storm surge is the abnormal
The Dall's porpoise is considered to be the world's fastest cetacean, about to reach speeds up to 35 mph (56
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By Stacey Venzel If you spot a turtle crossing the road, it is helpful if you move the turtle away
It may sound horrific today that a respected animal researcher would not just work with whaling industries, but would actually
By Earl Filskov There are currently 368 known species of sharks in the world. Only 20 out of the 368
What is Biomagnification? Biomagnification (also called Bioamplification) is the increase of toxin pollutants within species as they move up the food
Known by nicknames like Razorback, Finback, and Common Rorqual, the Fin Whale is the second largest animal in the world.
How long can a California Sea Lion hold his breath?   6 minutes 12 minutes 18 minutes   The longest
What does Pelagic mean? Pelagic: Relating to open water on the ocean as opposed to reefs, gulfs, rivers, or other
The blue whale (Balaenoptera musculus) is not only the largest animal to ever live on earth - yes, it was
From NOAA Fish and fish products must meet protection standards comparable to the U.S. Last month, the National Oceanographic Atmospheric
Great hammerhead shark (Sphryna mokarran). Photo credit: Jake Mohan.
By Blaise Jones When people picture sharks, they probably imagine a sleek, torpedo-shaped body with a conical head. Most sharks
By Scott Rowan March 31, 2015 When I started The Super Fins, one of the first stipulations that I insisted our
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PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Lagenorhynchus SPECIES: australis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
“Call me Ishmael.” It very well may be the most quoted opening line to a published book and is the
Sea otters in the wild. Photo credit: Dave Bezaire & Susi Havens-Bezaire.
By Stacey Venzel The unheralded discovery of a colony of California sea otters in 1915 and the surprising way biologists
Rough-toothed dolphins are small members of the dolphin group that can grow up to 8.5 feet (2.6 m) long and about 350
Making as many as four body revolutions in one leap, the Spinner Dolphin is the only dolphin that spins completely
By Stacey Venzel Reptiles, like mammals, feel pain, but perhaps in a less noticeable way. The presence of certain receptors
By Jeannette Bedard With each ebb and flow the shoreline changes. Rocks and sand are exposed only to be hidden
The only difference between a hurricane, a cyclone, and a typhoon is the location where the storm occurs. Hurricanes, cyclones,
An unusual characteristic that distinguishes dwarf sperm whales and pygmy sperm whales from other cetacean species is the use of
No, humans cannot actually speak the same way a whale does. But work is underway to translate the calls, whistles,
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Nearly every adult Greenland
By Blaise Jones Finding prey in the ocean is no easy task. The ocean is, in a word, big. Some
By Stacey Venzel For hundreds of years, turtles have played an important role in human culture. Our ancestors relied on
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Phocenidae GENUS: Phocoena SPECIES: spinipinnis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
By Stacey Venzel A gentle giant roams the depths of our oceans, and it’s not the blue whale or the
From NOAA The term "bathymetry" originally referred to the ocean's depth relative to sea level, although it has come to
By Blaise Jones A large part of the fearsome reputation of sharks comes from the idea that they are all
There are 18 seal species in the world and 10 of them are located in the polar regions. These 10
Earth is the only known planet to have bodies of liquid water on its surface. Currently, Earth is the only
Right whales are large baleen whales. Adults are generally 45-55 feet (13.7-16.7 m) in length and can weigh up to 70 tons (140,000 lbs;
By Blaise Jones Determining the age of a shark is a difficult and imprecise without a complete dissection, which requires
A "red tide" is a common term used for a harmful algal bloom. Harmful algal blooms, or HABs, occur when
By Blaise Jones Sharks have some of the most amazing mouths in the animal kingdom. Powerful, versatile, and armed to
By Blaise Jones Sharks can be found all over the world with only a few exceptions. There are no sharks
A spring tide—popularly known as a "King Tide"—refers to the 'springing forth' of the tide during new and full moon.
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Lissodelphis SPECIES: peronii TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
What is the largest turtle? The largest leatherback turtle ever recorded weighed more than a ton! In 1988, a leatherback
Geodesists measure and monitor the Earth to determine the exact coordinates of any point. Using a wide variety of tools,
The Mediterranean monk seal is a phocid or "true" seal, and is the rarest and most endangered of all pinnipeds.
The endangered Indus River Dolphin is native to the Indus River in Pakistan, where it is known locally as “bhulan”
Pygmy killer whales are small members of the dolphin group. They can reach a length of 8.5 feet (2.6 m) and weight
What is Bioamplification? Bioamplification (also called "biomagnification"): the increase of toxin pollutants within species as they move up the food chain.
Promoting responsible encounters with marine wildlife and their natural habitats. Wildlife viewing is a popular recreation activity, but it is
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): NASA has become a
The world's first aquatic, animated news network, The Super Fins® is a collection of animals who cover stories in every
Tokyo – Radioactive contamination in the seabed off the Fukushima coast is hundreds of times above pre-2011 levels, while contamination
By Stacey Venzel When it comes to water, turtles have a number of aquatic homes to choose from. Habitat preference
Some of the most popular species of turtles to keep as a pet are box turtles because even at full
Size: Carapace (shell) length is 3 ½ -5 ½ inches in adult males, 6-9 inches in adult females, and 1-1
The Dall's porpoise is named for American naturalist William Healey Dall (1845-1927) who published more than 1,600 research papers and
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Cephalorhynchus SPECIES: heavisidii TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
What is Osmoregulation? Osmoregulation is the ability to control the water balance in the body, including salinity and oxygen levels.
What are Pectoral Fins? Pectoral Fins are the pair of fins that extend from the chest on either side of sharks
The Crabeater Seal just may cover more distance on land than any other seal. Living in the Southern Ocean, Crabeater
Gopher tortoises are dry-land turtles that usually live in relatively well-drained, sandy soils generally associated with longleaf pine and dry
Which turtle's future is dire due to daytime nesting? The Kemp's ridley turtle is the only sea turtle to nest
Risso's dolphins, sometimes called "gray dolphins," have a robust body with a narrow tailstock. These medium sized cetaceans can reach
By Stacey Venzel A number of turtles have specialized digestive tracts that allow them to consume toxic or potentially harmful
Taxonomy Class: Reptilia Order: Testudines Family: Testudinidae Genus: Geochelone Species: platynota Description The Burmese star tortoise is a striking medium-sized
What is K Selection? One of two reproduction strategies for species, compared to its opposite, R Selection. A K Selection
Canadian fishermen call the White-Beaked Dolphin a “squidhound” because squid is one of its favorite foods. They also feed upon
By Stacey Venzel Turtles have a good sense of hearing, but not up to par with humans. A turtle’s ears
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Monodontidae GENUS: Monodon SPECIES: monoceros TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
Which sea turtle has the longest migration? One of the longest migrations in the world belongs to the Pacific loggerhead
Many serious coral reef ecosystem stressors originate from land-based sources, most notably toxicants, sediments, and nutrients. Impacts from land-based sources
Long-beaked common dolphins are relatively small dolphins that can reach lengths of 6-8.5 ft (1.9-2.6 m) and weigh 160-500 lbs
From NOAA In its updated 2016 Atlantic Hurricane Season Outlook, NOAA calls for a higher likelihood of a near-normal or
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Could the Loch Ness
Do turtles glow in the dark? Yes! Well, at least some do. In July 2015, marine biologist and ocean explorer Dr.
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Ziphiidae GENUS: Mesoplodon SPECIES: grayi TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
  The only dolphin found in the Southern Ocean is the Hourglass Dolphin. One of the smallest dolphins, the Hourglass
  PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Orcaella SPECIES: brevirostris TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER
The largest seal in the world tips the scales at more than 8,800 pounds (4,000 kg) and up to 20
  Good fishing continues around the state.  Some areas are reporting excellent catch rates for trout, salmon, walleye and bass.
Microplastics are small plastic pieces less than five millimeters long which can be harmful to our ocean and aquatic life.
  By Blaise Jones While the sharks that swim through our oceans today are large and fearsome, like most animal
By Blaise Jones When you look at a fish, a shark, and a whale, you might think that they are
By Valerie Clark You might think that cute little penguins are natural prey for polar bears in the arctic. Fortunately
Scientist Francis Fraser is credited with being the first to describe a new species of cetacean based upon a single
When surfacing for air, the Harbor Porpoise will not splash and make a visible display that could attract predators. Instead,
Go directly to other pages that share the animals found in those oceans: North Pacific South Pacific North Atlantic South
The only dolphin found in the Southern Ocean is the Hourglass Dolphin. One of the smallest dolphins, the Hourglass Dolphin
Built like a torpedo with a massive shell on the front end to penetrate a dense object, the bowhead whale
When Northern Elephant Seal males reach puberty at about 7 years old, they develop a large inflatable nose, or “proboscis.”
By Earl Filskov Menacingly, it slowly moves through the darkness of the ocean, at depths of more than 3,000 feet,
By Amber Friend Underwater predators use many tricky methods to lure potential prey close enough to attack and eat them.
What are pelvic fins? Pelvic Fins:  The fin(s) on the bottom of fish that act like a rudder on a
Which sea turtle was named for Floridian Richard M. Kemp? The Kemp's ridley turtle is named for Richard M. Kemp, who was
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Lagenorhynchus SPECIES: obscurus TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
Yes, turtles have bones. The shell is made up of a carapace and plastron, which the ribs are attached to
  By Earl Filskov When drilling a hole almost 2,500 feet (740m) through the Antarctica's Ross Ice Shelf – the world’s
Based on research and recent proof from a century-old harpoon, scientists believe the bowhead whale can live to be more
The Greenland shark (Somniosus microcephalus) can grow to 24 feet and thanks to antifreeze elements in its system its meat is poisonous to humans. Photo Credit: NOAA OKEANOS Explorer Program , 2013 Northeast U. S. Canyons Expedition
By Valerie Clark Many fish are cold-blooded, which means their body temperature is set by their environment. In most of
By Stacey Venzel Aquatic turtles are used to chomping at things floating through the water, which they expect to be
Though not found in freshwater rivers, the Bottlenose Dolphin has been spotted in every ocean in the world as well
Weight: 8 lbs. - 15 lbs Sexual Maturity: 15 - 20 years Height: 4"- 6" Mating Season: August - October Length
Though the vocalizations of killer whales is one of the most complex, especially given the fact that there are various
One of the more easily-recognized whales due to the white patch on its head that looks like a white baseball
Rorqual whales are baleen whales that are relatively streamlined in appearance and have pointed heads and small pointed fins.  They
Loggerheads were named for their relatively large heads, which support powerful jaws and enable them to feed on hard-shelled prey,
What does Ectotherm mean? Also known as cold-blooded, these animals need an external heat source such as sunlight, warmer water,
Hard (or stony) corals reproduce by releasing their eggs and sperm all at the same time. This spawning cycle is
In tropical areas of the eastern Pacific Ocean, fisherman and field biologists refer to the Striped Dolphin as a “streaker”
By NOAA A new NOAA outlook shows that many coral reefs across around the world will likely be exposed to
By Earl Filskov There are currently 368 known species of sharks in the world. Only 20 out of the 368
An oceanographer studies the ocean. Oceanography covers a wide range of topics, including marine life and ecosystems, ocean circulation, plate tectonics
In the wild, turtles are omnivores, meaning they will eat anything: meat, vegetables, and fruit. Specifically, the diet of turtles
It can be mean being green! Turtles, terrapins, and tortoises face a wide variety of enemies every day, especially in
In New Zealand, one of the main tourist attractions is swimming with Dusky Dolphins. Despite being wild, the dolphins are
By Humphrey Bwayo Ever wondered how deep the deepest lake in the world is? The deepest lake in the world
What are barbels on a shark? Whisker-like organs that dangle from the sides of the mouth of some sharks have
  RESIDENT, TRANSIENT, or OFFSHORE Vocalizations of the three killer whale ecotypes, the fish-eating (resident) killer whale, the mammal-eating (transient)
Also called the Giant Bottlenose Whale, the Baird’s Beaked Whale (Berardius bairdii)  is the largest of all the beaked whales
Short-beaked common dolphins are small dolphins under 9 feet (2.7 m) long and weigh about 440 pounds (200 kg). As adults, males
Technically a dolphin and not a whale, the Pygmy Killer Whale has a very misleading name which only underscores how
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Cephalorhynchus SPECIES: hectori TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
Which turtle was named for a Key West fisherman? The Kemp's ridley turtle is named for Richard M. Kemp, who
On December 4, 2006, Japanese scientists videotaped this female giant squid alive. Credit: Tsunemi Kubodera of the National Museum of Nature and Science of Japan/AP
By Shauna Bennett April 8, 2015 Below the thunders of the upper deep, Far, far beneath in the abysmal sea,
A hurricane is a type of storm called a tropical cyclone, which forms over tropical or subtropical waters. A tropical
The Clymene Dolphin does not have a traditional, hairy mustache, but the markings on its rostrum are distinctive enough to
Most fish slow down and "rest" near the bottom during cold winter months. Have you ever wondered how fish survive
By Stacey Venzel Even though turtles do not have vocal chords, they still communicate with sound. But sound is not
A swell shark egg, often referred to as a mermaid's purse. The growing shark pup inside can be seen through the thin outer shell. This photo was taken in the Northern Channel Islands in 2011. Photo credit: Vagabondvince310.
By Hannah Roddy Sharks are fascinating creatures, especially when it comes to discussing their reproduction and development. Sharks are divided
Most ocean pollution begins on land.  Eighty percent of pollution to the marine environment comes from the land. One of
Both the Atlantic Spotted Dolphin and the Clymene Dolphin are the only two members of genus Stenella. Both are found
By Angelica Romero Blancas While sea stars do have an eye at the end of each "arm" scientists are still
Eastern Box Turtle (Terrapene carolina carolina) Identification: The high, domed carapace is dark with a radiating pattern of yellow or
The popular television show “Flipper” (1964-67) made the Bottlenose Dolphin one of the world’s most popular cetacean, but the show
    By Blaise Jones Sharks have survived every major extinction event that has hit this planet since their species
The "doldrums" is a popular nautical term that refers to the belt around the Earth near the equator where sailing
By Stacey Venzel Members of the order Testudines, sometimes classified as Chelonia, “turtles” is a broad term that includes three
How do police catch turtle egg poachers? One of the ways international groups catch poachers guilty of stealing turtle eggs
While most fish rest by reducing their activity and metabolism, fish "sleep" is different from that of land mammals. The
By Stacey Venzel Every turtle hatches from an egg. Each group of eggs is called a clutch, and each clutch
Bryde's (pronounced "broodus") whales are members of the baleen whale family and are considered one of the "great whales" or
Found only in the Arctic Ocean and nearby waters, the Narwhal (Monodon monoceros) lives beneath the ice, surfacing between cracks
A bracket-shaped marking that is usually white or light gray behind the eye, is a sure sign that the species
Yes, but it is uncommon. It is so unusual, in fact, that less than six sightings of hybrid whales have
The following animals have insufficient enough research to fully determine their vulnerability and are classified as DATA INCOMPLETE by the International
By Earl Filskov First discovered in the Pacific Ocean off the coast of Chile in 1835 by French naturalist Alcide
Two of the most powerful and prehistoric-looking turtles in the world are the common snapping turtle and the alligator snapping
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Hákarl is a national
What is Biofluorescence? Biofluorescence – the ability to absorb blue light from the sun, process it and re-emit it as
By Blaise Jones Sharks have been on this planet longer than the dinosaurs were. They’re perfectly adapted to their environments,
The olive ridley is considered the most abundant sea turtle in the world, with an estimated 800,000 nesting females annually.
Vaquita
By Amber Friend March 13, 2015, 9:17 a.m. History is not something that we just read about in books; it's
In the wild, box turtles are omnivores, meaning they will eat anything: meat, vegetables, and fruit. Specifically, the diet of
By Blaise Jones With new shark species being discovered all the time, the exact number of shark species can vary,
From the University of Texas PORT ARANSAS, Texas — Ocean warming is occurring at such a rapid rate that fish
Why is the yellow-margined box turtle's defense weird? The turtle with the best defense just may be the yellow-margined box
  By Stacey Venzel First appearing on the planet 245 million years ago, the turtles of today have not changed
Are turtles reptiles or amphibians? It's one of the most popular questions about turtles, but isn't as simple an answer
The scientific name Pseudorca crassidens for the False Killer Whale gives an indication of the formidable teeth this species has.
None. Atlantic Spotted Dolphins are born without any spots and look very much like slender bottlenose dolphins. As the pups
The only dolphin known to display the unique trait called “roto-tailing” is the Striped Dolphin. Roto-tailing is when the animal
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): The strangest shark bite
What is the difference between a "bale" and a "creep"? A group of turtles is called a "bale" and a
In 1831 Charles Darwin was invited by Capt. Robert FitzRoy (1805-1865) to be the naturalist on the H.M.S. Beagle’s voyage
Known only from fossilized skulls until the discovery of live animals in 1954, the Pygmy Killer Whale can be found
  Known by nicknames like Razorback, Finback, and Common Rorqual, the Fin Whale is the second largest animal in the
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): The captain of the
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Phocenidae GENUS: Phocoena SPECIES: dioptrica TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
The subantarctic fur seal is a small, carnivorous marine mammal. This species is sexually dimorphic, with adult males being up
Jaws by Peter Benchley.
By Stacey Venzel Terror surrounding the great white shark received a major boost in 1974 when Peter Benchley's critically acclaimed
What is a Dorsal Fin? The dorsal fin(s) are on the back (top) side of the shark that is exposed
Humans lack the physical body parts like phonic lips or a melon that some whales use to make their calls,
By Stacey Venzel Snowbirds—Ohioans and avians—head south to Florida for the winter. Turtles have their own migratory patterns, too, but
Long-finned pilot whales are commonly seen in tight, sociable pods and sub-groups (usually containing more females than males) of usually
What is a Spiracle? Spiracle is a respiratory opening that allows water to flow over flow over the gills without using
The 20-Hz signals of finback whales are perhaps one of the better described whale calls in the Atlantic Ocean. Typically,
Short-finned pilot whales are larger members of the dolphin group reaching average lengths of 12 feet (3.7 m) for females and 18 feet
  By Earl Filskov When drilling a hole almost 2,500 feet (740m) through the Antarctica's Ross Ice Shelf – the world’s
From NOAA A geodetic datum is an abstract coordinate system with a reference surface (such as sea level) that serves
Approximately five times larger than the human brain, the Sperm Whale has the largest brain of any animal ever. Contained
By Blaise Jones There are 10 orders of shark: saw sharks, angel sharks, dogfish, bramble sharks, cow sharks, frilled sharks,
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Lagenorhynchus SPECIES: cruciger TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
From Exeter University Professor Simpson, who has listened to the vocalisations of fish using sophisticated underwater listening equipment, has identified
  Baird's beaked whales, sometimes called "giant bottlenose whales," are the largest members of the beaked whale family (Ziphiidae). Females
Northern right whale dolphins are members of the delphinid family and the subfamily Lissodelphinae. They are approximately 6.5-10 ft (2-3 m) in
  PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Phocenidae GENUS: Neophocaena SPECIES: phocaenoides TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER
Your pet turtle will want something to eat every day, but sometimes it only needs to be a snack. Young
By Angelica Romero Blancas As they are not actually fish, the technically-correct term for these animals are sea stars. They
No, probably not. Each state has laws governing the purchase and selling of wild animals, but most states require individuals
There are five families of marine mammals within the Order Carnivora that can be divided into two groups: pinnipeds ("flipper-footed")
Unlike left and right, "port" and "starboard" refer to fixed locations on a vessel. Since port and starboard never change,
By Stacey Venzel Sea turtle nest-laying tracks are easily recognizable on beaches by flipper patterns resembling tire marks that stretch
Gervais' beaked whales, sometimes called the "Antillean" or "Gulf Stream beaked whale," are little known members of the beaked whale
Sowerby's beaked whales, sometimes known as the "North Atlantic beaked whale," are little known members of the beaked whale family
By Blaise Jones Countershading is a very important part of what make sharks such efficient predators. However, not every shark
By Scott A. Rowan If a report published last week in “Science” magazine is correct, the oldest living animal isn’t
From NOAA A commercial ship is properly loaded when the ship’s waterline equals the ship’s Plimsoll line. The Plimsoll line
According to a 2004 NOAA report on ship strikes documented from 1975-2002, the Fin Whale was hit by more vessels
On average, turtles can live to be about 80 years old. Life span varies from species to species, but some
By Blaise Jones Yes. Chondrichthyes (sharks, stingrays, and chimera) are one of the most endangered groups of vertebrate animals on
What is the cloaca? The cloaca is the cavity at the end of the digestive tract that leads to an
Aerial view of a blue whale (Balaenoptera musculus), the largest animal in the world. Photo credit: NOAA.
By Angelica Hernandez  When we think of the largest animals in the ocean, a few pictures may come to mind.
By Stacey Venzel Female reptiles are known to safeguard sperm for long periods of time with turtle sperm storage documented
By Blaise Jones For the most part sharks are lone hunters, only interacting with other members of their species in
The Mediterranean monk seal is a phocid or “true” seal, and is the rarest and most endangered of all pinnipeds
Why are GPS transmitters in turtle eggs? One of the ways international groups catch poachers guilty of stealing turtle eggs
By Scott A. Rowan In our series of stories on tidal bores, we examine the geology, and details of some
Wood Turtle (Glyptemys insculpta) As its scientific name, Glyptemys insculpta, implies, the shell of the wood turtle is one of
From NOAA Under the Endangered Species Act, a species may be listed as either threatened or endangered depending on their
What disease can humans catch from eating turtle meat? A 2013 medical study revealed that eating turtle meat - especially
In the wild, turtles are omnivores, meaning they will eat anything: meat, vegetables, and fruit. Specifically, the diet of turtles
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Ziphiidae GENUS: Mesoplodon SPECIES: bowdoini TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
By Blaise Jones Shark have a wide variety of amazing senses and none are more fascinating and alien than their
Taxonomy Class: Reptilia Order: Testudines Family: Platysternidae Genus: Platysternon Species: megacephalum Description The big-headed turtle is appropriately named.  Its head
By Blaise Jones For the most part sharks are lone hunters, only interacting with other members of their species in
While tracking blue whales off the coast of Australia, Australian researchers set marine mammal history on Feb. 23, 2012, recording
By Blaise Jones Nothing encapsulates the popular image of sharks more than the feeding frenzy. The thought of dozens of
What is Ram Filtration? Ram Filtration is the respiration method used by filter-feeding sharks that swim forward with their mouth wide
What is Adelphophagy? One of two forms of intrauterine cannibalism where the pup eats his or her siblings in the
By Blaise Jones One of the key byproducts of human expansion are heavy metals. No, not Metallica. Cobalt, aluminum, chrome, lead, nickel, zinc, copper, cadmium and mercury
In the wild, turtles are omnivores, meaning they will eat anything: meat, vegetables, and fruit. Specifically, the diet of turtles
Clymene dolphins, sometimes known as the "short-snouted spinner dolphin," are relatively small delphinids. In 1981, Clymene dolphins were separated from
Fur seals and sea lions are distinguished from other seals by their external ear flaps and hind flippers which rotate
What are DERMAL DENTICLES? Dermal Denticles are scales covering the skin of sharks that more like teeth than the scales
From NOAA NOAA considers a historical map or chart any map or chart that is not used today because it
California sea lion can dive as deep as:   1,000 feet 1,500 feet 2,000 feet   The deepest that a
Australia’s Heber Albert Longman (1880-1954) was a pioneer in scientific journalism, a self-taught scientist who began his career as a
What is a group of turtles called? A group of turtles is called a "bale" and a group of tortoises
Spotted Turtle (Clemmys guttata) Identification: Carapace smooth, black, covered with scattered round yellow spots. Plastron without a hinge. Head black
By Blaise Jones Sharks do have scales, though they are very different from the scales of bony fish. While it
By Stacey Venzel Defining the intelligence of a turtle can be subjective as it is difficult to quantify their IQ.
All four species in the Order Sirenia are distant relatives of the elephant: Amazonian manatee, dugong, West African manatee and
By Blaise Jones Yes! All sharks are carnivores. No sharks actively eat plants. The closest to a plant-eating shark we
By Earl Filskov March 5, 2015, 12:25 p.m. Menacingly, it slowly moves through the darkness of the ocean, at depths
The scientific name of the Long-Beaked Common Dolphin - Delphinus capensis - refers to the Cape of Good Hope in
Yes, unless you have an old desert tortoise. According to the U.S. Fish and Wildlife Service, it is legal to
Polar bears evolved from brown bears and are the largest member of the bear family. Male polar bears measure 2.4-
By Blaise Jones A large part of the fearsome reputation of sharks comes from the idea that they are all
  Known by nicknames like Razorback, Finback, and Common Rorqual, the Fin Whale is the second largest animal in the
Why did the crab bite the turtle? Because dogs are natural predator of turtles, terrapins, and tortoises. It can be mean
In the icy waters of the Southern Ocean, killer whales feast on Antarctic Minke Whales (Balaenoptera bonaerensis). One of the
  Love education as much as you do marine animals? Have a college degree in education or biology, marine biology
Spanish for "little cow," the vaquita (Phocoena sinus) is the the world's most endangered cetacean due to the fact that
Atlantic spotted dolphins are members of the delphinid family. They are about 5-7.5 feet (1.6-2.3 m) long and weigh 220-315 pounds
How many oceans are there? This is a trick question of sorts. The correct answer can be either one, four,
By Blaise Jones The teeth of all sharks are enlarged versions of their dermal denticles, which coat their skin. The
Fin whales are the second-largest species of whale, with a maximum length of about 75 feet (22 m) in the Northern Hemisphere,
By Earl Filskov When drilling a hole almost 2,500 feet (740m) through the Antarctica's Ross Ice Shelf – the world’s largest
By Earl Filskov There are currently 368 known species of sharks in the world. Only 20 out of the 368
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Great white sharks are
Five senses? Big deal! Humans have five senses: sight, hearing, smell, taste, and touch. Sharks have all of those plus
Who would win in a battle between a Megalodon and Tyrannosaurus Rex? Even a Tyrannosaurus Rex would have been no competition
Sometimes call a “hookfin porpoise,” the Pacific White-Sided Dolphin (Lagenorhynchus obliquidens) is actually a dolphin. The source of the misleading
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): In Japanese folklore, a
Coral outcrop on Flynn Reef at The Great Barrier Reef. Photo credit: Toby Hudson.
By Emma Corradini Though coral reefs protect an estimated 25 percent of all marine life, these habitats are constantly under threat
From NOAA Head to the NOAA Coast Survey website for the latest charting products. NOAA’s Office of Coast Survey is
The Juan Fernández Fur Seal is a polygynous species. Based on sealer observations made during the late 18th century, the
One of the few dolphins in the world able to swim in both freshwater and saltwater, the Irrawaddy Dolphin can
  Walruses, whose latin name translates as “tooth-walking sea horse”, are found in the Northern Hemisphere along the perimeter of
What is the difference between hibernation, aestivation, and brumation? Though they are similar and often confused with each other, there
What is R Selection? One of two reproduction strategies for species, compared to its opposite K Selection. An R Selection
What are gill rakers? Gill rakers are one or a series of projections that extend over the gills to prevent
What is Homocercal? Homocercal describes a caudal (tail) fin with lobes of the same size.  It is similar, but opposite of
By Stacey Venzel There are no turtle grocery stores to make food shopping easy; instead, a turtle has to work
The horse latitudes are subtropical regions known for calm winds and little precipitation. The horse latitudes are located at about 30
From NOAA We hear about weather and climate all of the time. Most of us check the local weather forecast
Streamlined and robust, the White-Beaked Dolphin is easily recognizable due to the white coloring of the area around the animal’s
Only the male members of the True’s beaked whale have teeth, mostly likely used to battle other males for mating,
The plural form of callus, callosities are thick and hardened patches that give the North Atlantic Right Whale its distinctive
Often seen making long leaps through the water at speeds up to 22 mph (35 kph), the Northern Right Whale
Sonar tests by ExxonMobil oil researchers as well as similar tests by the U.S. Navy were determined by an independent
By Scott Rowan March 3, 2015, 7:58 a.m. It isn’t as simple as one family member aiding another, but the
The African Elephant is the largest animal walking the earth, weighing up to 12,000 pounds (5.4 metric tonnes) and measure
With the scientific name of Megaptera novaeangliae, which means “big-winged New Englander,” the humpback whale got its bird-like name due
Satellites can "see the sea" in ways that are otherwise impossible and are amazing tools for observing the Earth and the
The Weddell Seal has the most southern habitat of any seal in the world, living on and near the shores
By Blaise Jones Time and time again it has been said that sharks are unfairly labeled as mindless eating machines.
By Blaise Jones Finding prey in the ocean is no easy task. The ocean is, in a word, big. Some
From NASA A NASA airborne mission designed to transform our understanding of Earth's valuable and ecologically sensitive coral reefs has
Dwarf sperm whales are in the family Kogiidae. They can reach lengths of up to about 9 feet (2.7 m) and
A slough is a swamp or shallow lake system, usually a backwater to a larger body of water A slough
The viper fish uses bioluminescence to draw prey close enough to use its infamously large fangs to eat them. Notice how their teeth are so large they cannot fit inside their skull. (Photo credit: viper fish by AnimalJam.Wikia)
By Amber Friend March 24, 2015, 9:01 a.m. Underwater predators use many tricky methods to lure potential prey close enough
From the Michigan DNR Southeast Lower Peninsula Lake Erie:  After strong winds and a few slow days anglers were starting
The hawksbill turtle diet consists mostly of which weird animal? The average hawksbill turtle in the Caribbean eats more than
From the Michigan DNR: Southeast Lower Peninsula Lake Erie: A lot of undersize walleye have been caught. The bigger fish
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): The naval tradition of
What do sea turtles eat? The answer isn't as simple as you might think. There are seven species of sea
Ironically, a distinctive yellow-beige streak on the side of a dolphin is a sure sign that you’ve spotted a cetacean
South American Fur Seals are sexually dimorphic. Adult males are approximately 1.3 times longer and 3.3 times heavier than adult
Though they’re common name may be misleading, the Killer Whale is neither a “killer” nor a “whale.” Actually the largest
Bearded seals are members of the "true seal" family, Phocidae. They have a small head, large body, and small, square
Technically a dolphin and not a whale, the Short-Finned Pilot Whale is the second largest dolphin in the world behind
Of the seven species of sea turtles, the flatback turtle has the smallest distribution range, habitat size, and population numbers.
What are claspers? Claspers are the male sexual organs located under the shark in the form of two flesh tubes
By Stacey Venzel Unlike hermit crabs who rent multiple shells in a lifetime from other mollusks, turtles never switch shells.
Notothenioid fish under Antarctic use have developed some unusual ways to avoid freezing. (Photo credit: Icefish larvae by Uwe Kils is licensed under CC BY-SA 3.0 photo resized)
By Shauna Bennett March 25, 2015, 4:23 p.m. Near Antarctica, the seawaters are congested with ice. And so are the
Pygmy sperm whales are small members of the toothed whale group, and one of two species in the family Kogiidae.
The Weddell Seal lives in the icy waters of the Southern Ocean, along the coast of Antarctica and nearby islands
  While the exact purpose of the narwhal’s famous tusk or horn - which is actually a tooth that has
One of the elusive beaked whales, the Sowerby’s beaked whale (Mesoplodon bidens) was named for James Sowerby (1757-1822), an artist
Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Cetacea Family: Delphinidae Genus: Sousa Species: chinensis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER,
The following animals are considered VULNERABLE by the International Union for Conservation and Natural Resources (IUCN): -TSF-
The only beaked whale found in the waters off of Alaska, the Stejneger’s beaked whale is named for Leonhard Stejneger,
There are five families of marine mammals within the Order Carnivora that can be divided into two groups: pinnipeds ("flipper-footed")
Forchhammer's Principle refers to the chemical composition of ocean water. In 1865, the Danish geologist and mineralogist Johan Georg Forchhammer,
By Stacey Venzel Turtles do not celebrate their birthdays quite like humans, but that does not mean we are unable
Adult Kemp's ridleys are considered the smallest marine turtle in the world. Their top shell (carapace) is often as wide
By Stacey Venzel Sea turtles lay hundreds of eggs in a season compared to only a dozen in box turtles,
The West Indian manatee is currently divided into two subspecies: the Florida and Antillean manatees. Florida manatees (T. m. latirostris) are
The following animals are considered CRITICALLY ENDANGERED by the International Union for Conservation and Natural Resources (IUCN): -TSF-
By Stacey Venzel Yes, turtles fart. Gas build-up in the stomach can make turtles fart. In fact, Brussels sprouts cause
Just because you can doesn't mean you should. One of the worst things that a turtle owner can do is
Ginkgo biloba and other ginkgo-related supplements are taken from the ginkgo tree, a native of Asia, whose fan-shaped leaves look
By Stacey Venzel Yes, turtles defecate. A turtle’s food has to go somewhere, which becomes turtle poop. Turtles can have
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Worried about a shark
The star of countless circus acts and appearances in shows and movies, the California sea lion is arguably one of
  Both the Long-Finned Pilot Whale and the Short-Finned Pilot Whale were given their names based on the unproven theory
The International Date Line serves as the "line of demarcation" between two consecutive calendar dates. The International Date Line, established
In late September, marine biologist David Gruber revealed the world's first recording of a reptile displaying bioflourescent behavior. The hawksbill sea
What are those weird U-turns on the beach? Sometimes sea turtles change their minds after swimming ashore and decide to
Considered to be a pioneer in the history of Alaska, Siberia and Russia, German explorer and scientist Georg Wilhelm Steller
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Iniidae GENUS: Inia SPECIES: geoffrensis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
By Blaise Jones Sharks are apex predators; they sit atop of the food chain with no other animals regularly preying
What is countershading? Countershading is the exterior camouflage coloring of many animals where the top half of the animal is
Which sea turtle grows 6,000 times its size in a lifetime? Loggerhead turtles will grow approximately 6,000 times their size
Researchers in Antarctica with the Deep-SCINI rover. (Photo credit: Linuxgizmos.com)
By Earl Filskov April 1, 2015 When drilling a hole almost 2,500 feet (740m) through the Antarctica's Ross Ice Shelf –
Humpback whales are well known for their long "pectoral" fins, which can be up to 15 feet (4.6 m) in length. Their
Time lapse photos of sea star eating, its protruding stomach is the white material (Photo credit: lizwason/wordpress).
By Angelica Romero Blancas March 14, 2015, 8:57 a.m. What lies in the ocean can be as much of a
Hagfish mouth.
This third Wednesday in October is Hagfish Day, created to help popularize one of the strangest animals in existence whose
What is Dimorphism? Dimorphism is a characteristic in species that differentiates the males from the females. It can be coloring, size or
By Stacey Venzel Mosquitoes and other annoying creatures dubbed pests are unwelcome for a reason, especially when attempts to lessen
Ocean acidification refers to a reduction in the pH of the ocean over an extended period of time, caused primarily
A simple method of feeding by baleen whales that happens at or near the surface where the whale moves rapidly through the
  PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Sotalia SPECIES: fluviatilis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER
By Blaise Jones Sharks have a plethora of senses that allow them to maintain their mastery of the oceans. Their
The ribbon seal is one of nine species of ice seals inhabiting the Arctic and is the only species in
By Stacey Venzel While many turtles move from one home to another, they are not traveling aimlessly. A turtle crossing
The Chilean Dolphin (Cephalorhynchus eutropia) is also known as the Black Dolphin. It earned the name Black Dolphin because the
The Caribbean Monk Seal is the only known seal to be native to the Gulf of Mexico and the Caribbean
These tanks, filled with water from the same source, show how mussels can filter the water. The tank on the right has mussels. The tank on the left doesn't. Photo credit: Virginia Tech.
By Valerie K Clark Short answer: Yes, but should they be introduced to clean polluted water is another question. Let’s
Gray whales are mysticetes, or baleen whales. Gray whales are the only species in the family Eschrichtiidae. These large whales
  The following animals are considered EXTINCT by the International Union for Conservation and Natural Resources (IUCN): -TSF-
PHYLUM: Chordata CLASS: Mammalia ORDER: Sirenia FAMILY: Trichechidae GENUS: Trichechus SPECIES: inunguis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
By Ker Than, Stanford University An unprecedented pattern of extinction in the oceans today that selectively targets large-bodied animals over
By Valerie Clark You might think that cute little penguins are natural prey for polar bears in the arctic. Fortunately
The Earth is an irregularly shaped ellipsoid. While the Earth appears to be round when viewed from the vantage point
False killer whales are large members of the dolphin family. Females reach lengths of 15 feet (4.5 m), while males are almost
By Blaise Jones The reproductive habits of sharks have long been a mystery to science. Early research into sharks focused
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): There are only about
During his second voyage in 1494, Christopher Columbus’s crew killed eight Caribbean Monk Seals to harvest for their meat. Columbus
Known as the “Sea Unicorn” and “Unicorn of the Ocean” and just about any other unicorn allusion, the Narwhal (Monodon
Here are a few videos that will help quickly introduce you to the Weddell Seal and the great work researchers
By Blaise Jones Like most large marine organisms, sharks breathe through their gills. Gills are specialized organs that allow for
White-beaked dolphins, sometimes called "squidhounds" by fishermen in Canada, are relatively small delphinids (Reeves et al. 2002). They are about
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Ziphiidae GENUS: Mesoplodon SPECIES: layardii TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Both the longfin and
Which sea turtle has cleats? Cleats for loggerhead turtles? Yes! Though they are good swimmers, loggerhead turtles have an added
By Stacey Venzel Hunting, habitat destruction, food shortage, global warming, pollution, litter, boating, fishing and tourism are the main concerns
Yes, turtles have bones. The shell is made up of a carapace and plastron, which the ribs are attached to
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Being easy to get
The tusk of a narwhal is actually a long tooth that has grown beyond the jawline, erupting from the head
The South American Sea Lion is the most abundant marine mammal occurring along the southern part of South America (Cappozzo
Growing to approximately 32 feet (9.8 m) and 17,000 pounds (7,500 kg), the Northern Bottlenose Whale is the largest of
Round scars on the flank of a stranded female Gray's beaked whale (Mesoplodon grayi), probably from cookie-cutter shark bites. Photo credit: Avenue.
By Taylor Rudow When most people hear the word shark, the cookie cutter shark is not the image that comes
Watch these orcas work together as a team to kill a tiger shark using tonic immobility.   By Blaise Jones
Beach advisories and beach closures occur when water testing reveals the presence of one or more contaminants that exceed healthy
Green turtles are the largest of all the hard-shelled sea turtles, but have a comparatively small head. Adult green turtles
By Stacey Venzel A turtle’s tail houses its reproductive organs, so without it, a turtle could not reproduce. Shorter tails
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Whale sharks and tuna
There are five families of marine mammals within the Order Carnivora that can be divided into two groups: pinnipeds ("flipper-footed") and
  From NOAA Scientists measure the times, heights, and extents of both the rise and fall of the tidal waters
What does BENTHIC mean? Benthic: of or relating to the bottom of a body of water like a seabed or the
Waves are created by energy passing through water, causing it to move in a circular motion. The ocean is never
The Yangtze River dolphin (also called the baiji) is believed to be extinct.
By Brian Gruters Compared to its chipper, bottlenose cousins, the baiji, or Yangtze River dolphin, was not one to pose
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Boiling the fins of
To learn more, please go to the official page for Today's Dinosaurs: A Complete Guide to Turtles, Terrapins, and Tortoises
The term "blackfish" is a general reference phrase referring to one of several species of cetaceans or fish. Due to
  By Amber Friend History is not something that we just read about in books; it's happening around us everyday
By Blaise Jones How can a single individual have any effect on something as huge as the ocean? The answer
What is Supernormal Stimuli? Supernormal stimuli - An unusually excessive stimulation that activates primitive senses and creates an exaggerated response.
Pacific white-sided dolphins have a robust body and a very short beak. They have an unusually large, curved dorsal fin
Dean’s Blue Hole beach, the free-diving capital of the world in Long Island, Bahamas, is a perfect example of gorgeous beaches created by millions of years of fish feces. Photo credit: Stacey Venzel.
By Stacey Venzel If you find yourself cooped up in front of a fireplace this holiday season pouring out your
From NOAA While we often think of the earth as a sphere, our planet is actually very bumpy and irregular.
By Stacey Venzel Of the three Testudines categories, only terrapins and turtles swim; tortoises do not. Adaptations like flippers and
What is the Anal Fin? The anal fin on the bottom of most sharks. Located between the pelvic fins and
By Scott A. Rowan The mysterious case of the sea lion crawling into the cattle field miles from the ocean
By Scott A. Rowan In our series of stories on tidal bores, we examine the geology, location, and dangers of
Ouachita map turtle (Graptemys ouachitensis) Ouachita Map Turtles are very similar to False Map Turtles. Identification General description: Their carapace
By Shauna Bennett Below the thunders of the upper deep, Far, far beneath in the abysmal sea, His ancient, dreamless,
  The following animals are considered NEAR THREATENED by the International Union for Conservation and Natural Resources (IUCN): -TSF-
In late September, marine biologist David Gruber revealed the world's first recording of a reptile displaying bioflourescent behavior. The hawksbill sea
The following animals are considered LEAST CONCERN by the International Union for Conservation and Natural Resources (IUCN): -TSF-
By Shauna Bennett April 8, 2015 Below the thunders of the upper deep, Far, far beneath in the abysmal sea,
A delicacy for the Inuit natives in Canada and Greenland is maktaq (also muktuk, maktaaq), which is narwal skin that
The inia araguaiaensis was recently determined to be a unique species, similar but different than its cousins the Amazonian and Bolivian river dolphins. (Photo credit: Inia araguaiaensis by Jorge Andrade is licensed under CC BY-AS 3.0 and is resized.)
By Earl Filskov March 22, 2015, 11:15 a.m. We know so little about the planet Earth and its inhabitants, both
By Amber Friend Why are Vaquita Disappearing? Vaquitas largest threat is a large fishing net called a "gillnet". Fishermen use
By Jeremy Duncan Oceans cover approximately 70 percent of the Earth’s surface and 97 percent of all the water on
What is the oldest turtle? In 2006 the longest pet-owner relationship in history came to an end in Kolkata, India,
• Read more about the Baiji - "Ghost of the River" ... The Chinese river dolphin is a freshwater dolphin
By Blaise Jones Few images are as iconic and terrifying as that of a shark’s dorsal fin knifing across the
  PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Ziphiidae GENUS: Mesoplodon SPECIES: carlhubbsi TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER
Which turtle species has the fastest nesting turnaround time? The hawksbill turtle can complete an entire nesting cycle in just
Sailors call the latitudes between 40 and 50 degrees south of the equator the Roaring Forties. During the Age of
What is Ram Ventilation? Ram Ventilation is the respiration method used by sharks and fish that swim forward to keep water
By Shauna Bennett April 8, 2015 Below the thunders of the upper deep, Far, far beneath in the abysmal sea,
By Scott A. Rowan The plastron is the bottom (ventral) half of the shell for turtles, tortoises and terrapins. Like
With a population size of about 50,000, the Galapagos Sea Lion (Zalophus californianus, subspecies: wollebacki) is one of the first
The Fraser’s Dolphin is also called the Sarawak Dolphin after being discovered in Sarawak, Borneo. Naturalist Francis Fraser was the
By Stacey Venzel Turtles have been found everywhere except Antarctica. Their survival for 245 million years suggests they are incredibly
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Though the spiny dogfish
By Earl Filskov There are currently 368 known species of sharks in the world. Only 20 out of the 368
What is Trophic Cascade? Trophic cascade - An ecological condition that happens when a top predator is removed from an
The official poster for Earth Hour 2015. (Photo credit: Earth Hour poster by EarthHour.orgis licensed under CC BY-AS 2.0.)
By Amber Friend March 23, 2015; 12:28 p.m. On March 28, 2015, at 8:30 pm local time people around the
By Stacey Venzel Yes, turtles can be just as rude and gross as humans. Farting, pooping, puking and burping are
What is ovovivparous? Ovovivparous is reproduction by gestation of eggs inside the mother’s body. Unlike mammals that have an umbilical cord,
While it would be difficult to confuse most dolphins for a seal or sea lion, the Northern Right Whale Dolphin
Phytoplankton, also known as microalgae, are similar to terrestrial plants in that they contain chlorophyll and require sunlight in order
By Blaise Jones While sharks are often compared to torpedoes, they’re really more like guided missiles. Beneath their tough exterior
What is a Lateral Line? The lateral line is a series of pores along the sides of fish that connect
Living in the cold waters of the North Pacific Ocean from Japan and Russia to Alaska and British Columbia, the
Northern fur seals are members of the "eared seal" family (Otariidae). They have a stocky body, small head, and a
By Stacey Venzel Forget calling the babysitter. The second a turtle hatches from its egg, it is on its own.
What do you call a group of fish? Fish (in general): a draft, nest, school, shoal (note: some researchers say
By Stacey Venzel Food is a motivating factor for any animal, not excluding turtles. From plant aficionados to meat eaters,
How did love nearly make the Roti Island Snake-Necked turtle extinct? Global affection for the Roti Island Snake-Necked turtle nearly destroyed the
Which sea turtle is the only one that does NOT live in in the ocean? The flatback turtle is the
  By Earl Filskov When drilling a hole almost 2,500 feet (740m) through the Antarctica's Ross Ice Shelf – the world’s
Comparison of a bottlenose dolphin, one of the most popular ocean animals, versus the similarly-named dolphinfish, one of the most popular restaurant items, and the dolphinfish's closest relative, the Pompano dolphin. Images are not to scale.
By Holly Lynn Anderson Clearing up the confusion between a dolphin and a dolphinfish illustrates two common problems when discussing
Bubble Net Feeding is a highly-coordinated form of predatory feeding employed by humpback whales where a pod of whales swims
  PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Ziphiidae GENUS: Tasmacetus SPECIES: shepherdi TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER
  By Scott A. Rowan Now you can have a beer and enjoy it guilt-free knowing that your selection will
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Though known for its
What is the Sargasso Sea? The Sargasso Sea is the world's only sea that does not touch land at any
What is a "false crawl"? Sometimes sea turtles change their minds after swimming ashore and decide to return to the
Due to their thick layer of blubber that makes them float when dead, the North Atlantic Right Whale was the
By Blaise Jones Sharks are masters of their environment. Every aspect of their physiology is designed to maximize their efficiency.
All About Sharks: A Complete Guide to the World's Most Misunderstood Predator by Blaise Jones
The third book in the line of edu-tainment titles from The Super Fins will hit stores officially on Nov. 1
Longman's beaked whales, sometimes known as "tropical bottlenose" or "Indo-Pacific beaked whales," are one of the rarest and least known
By Stacey Venzel While a human giving birth to quintuplets makes headlines, turtles should really be the ones on the
Which tortoise has six legs? One of the most rare testudines in the world is the "six-legged" Burmese mountain tortoise. The
What is a group of sharks called? Shiver. A group of sharks is called a shiver. Groups of different fish
By Scott A. Rowan Since the age of dinosaurs, animals have developed many defensive techniques, including one of the most
Due to their violent reactions after being harpooned by whalers, Gray Whales earned the nickname of “devil fish.” In the
To learn more, please go to the official page for Today’s Dinosaurs: A Complete Guide to Turtles, Terrapins, and Tortoises
Want to change the world, but not sure how one person can help? Join The Super Fins® as a contributor
Bowhead whales are mysticetes, which means they have "baleen" plates instead of teeth for filtering food out of the ocean.
By Angelica Romero Blancas Despite having little to no eyesight, slow speed, and no brain, sea stars are carnivorous hunters,
By Earl Filskov March 8, 2015, 7:07 p.m. Humboldt Squid in Action / YouTube Approximately 100 miles off the coast
  PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Cephalorhynchus SPECIES: commersonii TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER
Overfishing can deplete key reef species and damage coral habitat. Coral reef ecosystems support important commercial, recreational, and subsistence fishery
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): The term "shark" is
From NOAA The time needed to make a new nautical chart depends on how many pieces of the puzzle are
Ocean noise refers to sounds made by human activities that can interfere with or obscure the ability of marine animals
By Amber Friend A vaquita is the smallest living cetacean (pronounced sĭ-tā′shən). Cetaceans are made up of whales, dolphins and
A seiche is a standing wave oscillating in a body of water. If you have observed water sloshing back and
Spiny Soft-shell Turtle (Apalone spinifera spinifera) Identification: Smooth, flat, "rubbery," skin-covered shell lacks scutes and has flexible edges. Brown or
Found in the Arctic Ocean and neighboring habitats, the walrus is the only member of the family Odobenidae in the
By Stacey Venzel When it comes to water, turtles have a number of aquatic homes to choose from. Habitat preference
What is Viviparous? Viviparous – Reproduction by live birth, such as with humans and dogs. The only sharks able to
What is sympatric? Sympatric is when two species that live in the same environment and overlap in population distribution. ###
The bog turtle reaches a maximum length of 4.5 inches.  A bright yellow or orange blotch on each side of
By Stacey Venzel Turtles are almost always able to rotate from their backs to their stomachs, but in rare instances
By Blaise Jones Sharks are amazingly resilient to disease. Research has indicated that sharks may be the first vertebrate animals
The Caspian Seal belongs to the Phocina group of northern seals, which includes the Ringed Seals (Pusa), the Harbour and
By Blaise Jones Sharks are members of the group Chondrichthyes, which comes from the Greek words for “cartilage” and “fish.”
Regularly migrating from Alaska to Hawaii and back again in the Pacific Ocean (and New England to Dominican Republic and
Go directly to other pages that share the animals found in those oceans: North Pacific South Pacific North Atlantic South
By Blaise Jones Determining which shark species are the most abundant is no easy tasks. You simply cannot go out
The last confirmed sighting of the Caribbean Monk Seal was in 1952 on Seranilla Bank between Honduras and Jamaica. Today
Why did the dog bite the turtle? Because dogs are natural predators of turtles, terrapins, and tortoises. It can be mean
Telling the difference between a boy and girl turtle can be very simple - if you know what to look
By Blaise Jones For the most part sharks are lone hunters, only interacting with other members of their species in
Go directly to other pages that share the animals found in those oceans: North Pacific South Pacific North Atlantic South
What are gill slits? Gill slits are the vertical openings on either side of the animal with gills that allow
By Blaise Jones The short answer is no, probably not. But as with all things in nature, the full answer
While marine biology enthusiasts will never praise a predatory industry like whaling, one unexpected positive result of their slaughters was
From NOAA $9 Million in Funding for Coastal Habitat Restoration Projects to Benefit Fish This year, we are recommending $9
False map turtle (Graptemys pseudogeographica) False Map Turtles are very similar to Ouachita Map Turtles. Identification General description: Their carapace
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): The old-fashioned European term
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Virgin birth? No big
  While the exact purpose of the narwhal’s famous tusk or horn - which is actually a tooth that has
Blue whales are baleen whales and are found worldwide. Blue whales in the Northern Hemisphere are generally smaller than those
The Atlantic Humpback Dolphin is endemic to the eastern tropical Atlantic, where it is limited to coastal and inshore waters
From NOAA Accurate bathymetry is the foundation for much of ocean science and policy. Bathymetric data, which includes information about
Fin whales have a sleek, streamlined body with a V-shaped head. They have a tall, “falcate” dorsal fin, located about
Melon-headed whales are small members of the dolphin group. They can reach a length of 9 feet (2.7 m) and weight of
A 300-pound green turtle weighs only how much at birth? Weighing about half a pound at birth (25 g), the average
Cuvier's beaked whales, sometimes called "goose-beaked whales," are members of the beaked whale family (Ziphiidae). They can reach lengths of
One of the most abundant seals on the planet is the Crabeater Seal, a resident of the Southern Ocean. Crabeater
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): At the Coogee Aquarium
Sea surface temperature provides fundamental information on the global climate system. Because the ocean covers 71 percent of Earth's surface, scientists
The sperm whale was hunted voraciously up until 1988 for the waxy spermaceti oil in its cranium. It was found
By Blaise Jones Shark skin is often described as feeling like sandpaper, but in actuality it’d be more appropriate to
Status ESA Endangered - throughout its range MMPA Depleted - throughout its range CITES Appendix II - throughout its range
Who is Akupara? Tribal myths, religions, and legends have featured turtles, tortoises, and terrapins since long before the written word.
  By Amber Friend The history-making extinction of aquatic animals is not just a thing of the past, unfortunately, with
What is a group of herring called? An army. A group of herring is called an army. Groups of different
Even though they are dolphins and not porpoises, the Pacific White-Sided Dolphin is sometimes referred to as a “hookfin porpoise.”
By Stacey Venzel Social behavior is not always as complex as forming friendships, raising families and having relationships. Instead of
What is Sexual Dimorphism? Sexual Dimorphism is the physical difference between male and female individuals in the same species where
Known as a mermaid's purse, the egg sac of oviparous sharks allows the pup to develop. Note the long, curly tendrils that help the egg attach to seaweed and remain out of harm's way until birth. This is the egg of a lesser spotted dogfish from Wales. Credit: Tom Oates, 2009.
By Scott Rowan Sharks have two ways to birth that vary from species to species: live birth (vivaparous) or laying
Scientific studies have revealed many different populations–or even potentially different species or subspecies–of killer whales worldwide. These different populations of
Excerpt from All About Sharks: A Complete Guide to the World's Most Misunderstood Predator (Nov. 2017): Not all Hawaiian gods
By Blaise Jones Though sharks are some of the most ferocious predators in saltwater or freshwater, they are not invincible.
    The Antarctic Minke Whale is more robust than the other large rorquals (large baleen whales). The rostrum of
How much does a green sea turtle weigh at birth? Weighing about half a pound at birth (25 g), the average
By Stacey Venzel Of the five senses, sight is the strongest in turtles. Most turtles navigate and forage using visual
The following animals are considered EXTINCT by the International Union for Conservation and Natural Resources (IUCN): -TSF-
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: cephalorhynchus SPECIES: eutropia TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
Before you get a pet turtle, please watch this video (don't worry, it's less than 90 seconds) to learn why
PHYLUM: Chordata CLASS: Mammalia ORDER: Sirenia FAMILY: Trichechidae GENUS: Trichechus SPECIES: senegalensis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
Common Snapping Turtle (Chelydra serpentina) Identification: Broad gray, brown, or olive (often algae covered) carapace with jagged rear edge. Plastron
  A delicacy for the Inuit natives in Canada and Greenland is maktaq (also muktuk, maktaaq), which is narwal skin
Go directly to other pages that share the animals found in those oceans: North Pacific South Pacific North Atlantic South
From NOAA Seaspeak is the official language of navigators the world over. Have you ever wondered how crews on ships
By Earl Filskov There are currently 368 known species of sharks in the world. Only 20 out of the 368
  The group of small animal and plant organisms float or drift in massive numbers in fresh or salt water and consist
Also known as the “dense-beaked whale,” the Blainville’s Beaked Whale is named for Henri Marie Ducrotay de Blainville (1777-1850), a
  The Baikal Seal belongs to the Phocina group of northern seals, which includes the Ringed Seals (Pusa), the Harbour
Freshwater Weekly Fishing ReportWeek of June 28, 2017 From the Texas Parks & Wildlife Department ALAN HENRY Water clear on the
From NOAA The Mariner's 1-2-3 Rule is the guideline mariners follow to keep out of a tropical storm or hurricane's
The scientific name Lagenorhynchus albirostris for the White-Beaked Dolphin is derived from the Latin word for “bottle” (lagenos), “beak” (rhynchos)
The Long-Beaked Common Dolphin has more teeth than any other dolphin, with up to 67 pairs of teeth lining the
By Stacey Venzel Mammals rely on X and Y chromosomes to determine the sex of an embryo. Most turtle species
By Blaise Jones The exact nature and biological reason behind sleep is still a mystery to science. No one knows
Harp seals are part of the family Phocidae, known as the "true" or "earless" seals because they lack external ear
What arrest record for animals was set in Mexico City? One of the biggest threats to turtles are poachers stealing
Many aspects of great white sharks are still unknown. One of the biggest mysteries about the great white shark is
In the wild, turtles are omnivores, meaning they will eat anything: meat, vegetables, and fruit. Specifically, the diet of turtles
By Blaise Jones Of all the animals on this planet, sharks arguably have the worst reputation. No other predatory animal
Do tortoises swim? What about terrapins? Do all turtles and their relatives swim? Stacey Venzel, author of Today's Dinosaurs: A
PHYLUM: Chordata CLASS: Mammalia ORDER: Sirenia FAMILY: Dugongidae GENUS: Dugong SPECIES: dugon TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or
By Blaise Jones Sharks have a reputation as “cold-blooded killers” and despite how negative that term is, it’s not entirely
Johan Bryde (1858-1925) was a Norwegian whaler who later was co-founder of the South African Whaling Company in 1908. The
By Blaise Jones Of all the animals on this planet, sharks arguably have the worst reputation. No other predatory animal
  The Coriolis Effect, in combination with an area of high pressure, causes the prevailing winds—the trade winds—to move from
By Earl Filskov There are currently 368 known species of sharks in the world. Only 20 out of the 368
Minke whales are members of the baleen whale family and are the smallest of the "great whales" rorquals. The taxonomy
By Earl Filskov There are currently 368 known species of sharks in the world. Only 20 out of the 368
Red-eared Slider (Trachemys scripta elegans) Identification: Greenish or brown carapace marked with yellow and black bands or stripes. Plastron is
The Clymene Dolphin will sometimes spin when it comes out of the water, leading to its nickname: the “short-snouted spinner
By Scott A. Rowan Keratin is a fibrous protein that is the basic structural component of hair, horns, claws, fingernails,
By Stacey Venzel When it comes to the fight or flight response for predator avoidance, the slow-moving turtle would rather
What weird animal event set a record in February 2017? The largest arribada of olive ridley turtles happened in February
By Earl Filskov There are currently 368 known species of sharks in the world. Only 20 out of the 368
What is Plankton? Plankton: Microscopic animals (zooplankton) and plants (phytoplankton) that float in the ocean and are the main diet of
Common Map Turtle (Graptemys geographica) Identification: Green, olive, or brown carapace has irregular ("map like") markings and a low central
In 2006, and again in 2012, marine researchers reluctantly declared the Chinese River Dolphin, also known as the Baiji, to be
Blanding's Turtle (Emys blandingii) Identification: Carapace smooth and dome like, black, often with yellow speckles. Plastron with crosswise hinge, yellow
There are 22 beaked whales species and 21 of them only have teeth in the lower jaw. The only exception
Go directly to other pages that share the animals found in those oceans: North Pacific South Pacific North Atlantic South
Also called the Giant Bottlenose Whale, the Baird’s Beaked Whale (Berardius bairdii)  is the largest of all the beaked whales
Storms are given short, distinctive names to avoid confusion and streamline communications Until the early 1950s, tropical storms and hurricanes
Which turtle has the best defense? The turtle with the best defense just may be the yellow-margined box turtle which
It wasn’t until a live sighting in 2003 proved that the Longman’s Beaked Whale was still alive after only skulls
Go directly to other pages that share the animals found in those oceans: North Pacific South Pacific North Atlantic South
By Stacey Venzel Determining the biggest and smallest of turtle species can be difficult. Is it based on length or
Crabeater seals are the most numerous of the world's seals.  There are millions of crabeater seals.  After the pups are
The world's smallest known cetacean is the Vaquita (Phocoenca sinus). Also known as the Cochito, the vaquita has a very
True's beaked whales have a relatively small to medium-sized body with a moderately short beak, as well as a rounded
By Stacey Venzel Lacking teeth, turtles do not have to worry about losing a set of dentures when they bite
In late September, marine biologist David Gruber revealed the world's first recording of a reptile displaying bioflourescent behavior. The hawksbill sea
    -TSF- #turtles #terrapins #tortoises #TSF
Approximately the size of a city bus, the Atlantic Minke Whale is the smallest of the rorquals, or large whales.
The bull shark (carcharhinus leucas) has valid claims to be the most dangerous shark in ALL waters. (Bull shark photo by Albert Kok is licensed under CC BY 2.0).
By Earl Filskov March 16, 2015; 6:57 p.m. There are currently 368 known species of sharks in the work. Only
Northern elephant seals are the largest phocid, or "true" seal, in the Northern Hemisphere. Fully grown males can reach lengths
The largest animal in the ocean during the Early Ordovician was actually a shrimp ancestor from what is modern-day Morocco: Aegirocassis benmoulae. (Photo Credit: Aegirocassis benmoulae by Nobu Tamura is licensed under CC BY-NC-ND 3.0)
By Earl Filskov April 17, 2015 Butterflies, cockroaches, spiders, horseshoe crabs and lobsters are known as arthropods, and they are
By Blaise Jones Determining the sex of an animal you are unfamiliar with can be a difficult task. More so
PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Neobalaenidae GENUS: Caperea SPECIES: marginata TOOTHED or  BALEEN: baleen FRESHWATER, SALTERWATER or BRACKISH:
By Stacey Venzel Turtles lived on this earth long before us, so they are very good at adapting and healing.
By Stacey Venzel They might not be the fastest individuals on the planet, but turtles are some of the oldest.
The three manatee species (Amazonian manatee, West African manatee, West Indian manatee) and the dugong are the four species that make
What do Red-Eared Slider Turtles eat? One of the most frequently-asked questions about turtles is: what do I feed my
Which turtle eats more than a half ton of sponges each year? The average hawksbill turtle in the Caribbean eats
Hybrid whales are uncommon in the wild, but they do exist. These offspring are some of the most rare cetaceans
Only one thing keeps sharks from spinning like a bullet in water and that is their fins. Every fin on
Striped dolphins are some of the most abundant and widespread dolphins in the world. These dolphins can reach lengths of
Box turtles are known to live up to 100 years old. On average, turtles can live to be about 80
By Blaise Jones Sharks are amazingly adapted animals, and nowhere is that more apparent than in their body structure. Though
The term "current" describes the motion of the ocean. Ocean currents are driven by wind, water density differences, and tides. Oceanic
Hydrography is the science that measures and describes the physical features of bodies of water. Hydrography is the science that
By NOAA Hypoxic zone size affected by low river flow and nutrient loading Scientists expect that this year’s mid-summer Chesapeake
What is "bycatch"? Bycatch: The unintended capture of species not targeted by fish nets or other man-made devices, can be accidental
Right whales are large baleen whales. Females are larger than males. Distinguishing features include a stocky body, black coloration (although
By Amber Friend Vaquitas can be found in the shallow, murky ocean waters of the northern Gulf of California. Vaquitas
Sperm whales (Physeter macrocephalus) are the largest of the odontocetes (toothed whales) and the most sexually dimorphic cetaceans, with males
A thermocline is the transition layer between warmer mixed water at the ocean's surface and cooler deep water below. Bodies
What is Tonic Immobility? Tonic Immobility:  A momentary state of paralysis that can be induced by turning a shark on
By Blaise Jones Sharks. Few things fascinate us more than these great creatures of the deep, and it’s easy to
From NOAA A nautical mile measures distance and a knot measures speed. A nautical mile is based on the circumference
The latest proof of the vast amount that we still do not know about the ocean was shared last week
  PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Platanistidae GENUS: Platanista SPECIES: gangetica TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER
Crabeater Seal teeth are so unusual that many researchers consider them to be the most specialized teeth of any carnivore.
By Stacey Venzel Similar to other reptiles, turtles are cold-blooded. While this means their body temperature changes with the environment,
By Scott A. Rowan In our series of stories on tidal bores, we examine the geology, and details of some
Bow riding is when marine mammals swim near the front part (the bow) of a ship. Dolphins and porpoises are
By Stacey Venzel Turtles can drown if they are not able to surface to the water to breathe. Drowning occurs
What is the Caudal Fin? The caudal fin is the large bifurcated tail fin on sharks and other fish. ###
The scientific name Stenella coeruleoalba for the Striped Dolphin comes from the Latin words “caeruleus” (“sky blue”) and “albus” (“white”),
Trips to the beach aren't always fun in the sun. Plan your summer beach visit with the following safety tips
With only 4-14 teeth in the lower jaw and usually none in the upper jaw, the Risso’s Dolphin has one
By Valerie Clark You might think that cute little penguins are natural prey for polar bears in the arctic. Fortunately
The hawksbill turtle is small to medium-sized compared to other sea turtle species. Their head is elongated and tapers to
By Blaise Jones Like most large marine organisms, sharks breathe through their gills. Gills are specialized organs that allow for
By Earl Filskov Approximately 100 miles off the coast of Mexico in the Humboldt Current, fisherman hope to catch the
Stejneger's beaked whales, sometimes known as the "Bering Sea beaked whale" or the "Saber-toothed whale," are little known members of
Northern elephant seals are the largest phocid, or “true” seal, in the Northern Hemisphere. Fully grown males can reach lengths