Marine Life Sitemap - Page 2 2016-09-26

Marine Life
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Spooky Sea Life
Here is a collection of photos of spooky marine life, including the witch flounder, spider crab, ghost crab and sea spiders.

Marine Life
Marine Life.

Marine Life
Marine Life.

Spooky Sea Life
Here is a collection of photos of spooky marine life, including the witch flounder, spider crab, ghost crab and sea spiders.

Spooky Sea Life
Ready to be spooked? Check out this collection of spooky sea life images.

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15 Spookiest Sea Life Creatures
Ready to be spooked? Check out this collection of spooky sea life images.

Spinner Dolphin Facts
Spinner dolphins are known for their leaping and spinning behavior, which can be seen from a great distance.

Pacific White-Sided Dolphin Facts
Pacific white-sided dolphins are found throughout cool waters of the Pacific Ocean. These dolphins may gather in large groups numbering thousands of individuals.

What Is a Nautilus Pearl?
Nautilus or Osmea pearls are imitation pearls made from a nautilus's shell. Demand for these pearls causes a decline in nautilus populations.

How Do Crabs Breathe?
Did you know that some crabs can breathe underwater, but others cannot? Here you can learn more about crab respiration.

Information on Whaling
Whaling ended in the U.S. for the most part by the early 1900s ​but still continues in some countries.

Sea Turtle Facts
Sea turtles are reptiles that live in a marine or brackish environment. Learn about sea turtle reproduction, distribution, classification and conservation status.

Marine Snow
Did you know that it can

Great Hammerhead Shark
The great hammerhead shark is the largest of the 9 hammerhead shark species. Where are they found? Are they a danger to humans? Find the answers here.

Squat Lobsters
Squat lobsters are small, colorful and not actually lobsters. Learn why.

Short-Beaked Common Dolphin Facts
Short-beaked common dolphins are distributed throughout the Pacific and Atlantic Oceans, and may be found both near shore and far offshore.

Long-Beaked Common Dolphin Facts
Long-beaked common dolphins (Delphinus capensis) look similar to short-beaked common dolphins, but have a more defined range.

What Is a Bivalve?
A bivalve is an animal that has two hinged shells. Examples of bivalves are clams, mussels, oysters and scallops. Learn more about bivalves here.

Emperor Nautilus
The emperor nautilus is the largest, and most well-known nautilus species. These animals have beautiful shells that have led to a decline in their populations.

What Is a Nautilus?
Nautiluses are cephalopods with a unique chambered shell. Here you can learn essential facts about the nautilus's behavior and biology.

Giant Squid
The giant squid is one of the largest squid species, and one of the largest invertebrates on Earth. Here you can learn facts about giant squid, including where they live, what they eat and how they reproduce.

Marine Conservation
Marine conservation is the protection of marine species and ecosystems in oceans and seas. Discover marine conservation techniques and ocean conservation issues.

What Is a Dolphin?
What is a dolphin? Learn about dolphins, including how many species of dolphins there are, and characteristics of dolphins.

Marine Life
Marine Life.

Myths About Whales
Myths are the subject of myth and legend, as anyone who's heard of Moby Dick can tell you. Here are 5 whale myths, debunked.

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What Is the Deepest Part of the Ocean?
What is the deepest part of the ocean? Learn about the ocean's deepest point, how deep it is, and what lives there.

Southern Right Whale Dolphin
The southern right whale dolphin is a brilliantly-colored dolphin that lives in the Southern Hemisphere. Learn about this dolphin's natural history.

Northern Right Whale Dolphin
The northern right whale dolphin is species found in the Pacific Ocean. Learn about northern right whale dolphin identification and natural history.

Do Sharks Sleep?
Despite all the research on sharks over the years, shark sleep is still somewhat of a mystery. Learn the latest thoughts on whether sharks sleep.

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5 Myths About Sharks
Many people are becoming much more aware about sharks, but there are still myths about sharks that persist. Learn the truth about 5 shark myths.

Biggest Shark in the World
Learn about the biggest shark species, the biggest shark ever filmed and the largest sharks ever caught.

Viviparous Definition
Definition of the term viviparous, as it is used when referring to marine life. Learn about viviparity and examples of viviparous marine animals.

Albino Dolphins and Whales
Albinism has been documented in 20 cetacean species. Learn about albino dolphins and whales and what causes this condition.

Christmas Tree Worm Facts
Facts about the Christmas Tree Worm, colorful marine worm with beautiful, spiraling plumes that resemble a fir tree.

Gulf of Maine Marine Life Habitat
Learn about the Gulf of Maine, part of the North Atlantic Ocean that covers over 30,000 square miles, and extends from Nova Scotia, Canada to Cape Cod, Massachusetts. Learn facts about the Gulf of Maine and marine life that live in the Gulf of Maine.

Swordfish Facts
Facts about swordfish, including how fast they are, where they live, what they eat and how they reproduce.

Autotomy
Some animals are capable of autotomy - dropping a body part when they are threatened. Learn about marine animals with this ability.

Is a Sand Dollar An Invertebrate?
Are sand dollars invertebrates? Learn about sand dollar classification here.

Family Delphinidae
Delphinidae is the family of animals commonly known as the dolphins. These animals are some of the most recognizable species of marine life.

What Is Plankton?
What is plankton? Learn about plankton, examples of marine plankton and links to additional resources.

Marine Herbivores
An herbivore is an organism that feeds on plants. Here you can learn about herbivores and marine herbivores.

Common Periwinkle Profile
Learn about the common periwinkle - Littorina littorea.

What Is Ambergris?
Occasionally, people effectively

Marine Life Watching & Photography
Discover marine life through whale watching, Scuba diving and more. Learn tips for how to photograph marine life above water and underwater and view marine life image galleries.

Whale and Dolphin Watching Trips - Marine Life Watching Aboard Whale Watching Trips and Dolphin Watching Trips
Whale watching - seeing whales and dolphins in the wild - can be one of the most thrilling experiences you'll ever have. Here are whale watching tips and places you can go to view whales and dolphins from a boat or from shore, including links to whale watching directorie and whale watch tour operators.

Echinoderms - Sea Stars, Brittle Stars, Basket Stars, Urchins, Sand Dollars, Sea Cucumbers
Echinoderms are some of the prickliest animals in the sea. Here you can find information about marine invertebrates in the Phylum Echinodermata, which includes sea stars, basket stars, brittle stars, sea urchins, sand dollars, and sea cucumbers.

Mollusks - Phylum Mollusca
The mollusks are a diverse group of marine invertebrates that are in the Phylum Mollusca. This phylum contains snails, limpets, nudibranchs, clams, mussels, oysters and even cephalopods (squid and octopuses). Learn facts about mollusks here.

Omnivore Definition and Examples
An omnivore is an organism that eats both animals and plants. There are many examples of marine omnivores - learn about them here.

Estimating Age in Whales
There are many mysteries about whales, including how long they live. Learn about how scientists estimate age in whales, how long whales live.

Blainville's Beaked Whales
Blainville's beaked whales are deep diving toothed whales that are found around the world. Learn about the identification and biology of this species.

How Deep Can a Whale Dive?
Several whale species can dive thousands of feet below the water surface. Learn about these species and how they dive so well.

Smallest Marine Mammal
What is the smallest marine mammal? This article answers the question - what is the smallest marine mammal, featuring the world's smallest marine mammals and their lengths and weights.

What Is a Mammal?
What is a mammal? Learn about the characteristics of mammals, how mammals are classified and examples of marine mammals.

Mysticeti Definition and Facts
The mysticeti are whales which feed using baleen. Here you can learn more characteristics about mysticeti, with examples.

Mysticetes
Mysticetes are large whales that feed using baleen. Learn about the characteristics of mysticetes and see a list of mysticete species.

Pod - What Is a Pod
A pod in marine life refers to a group of whales or dolphins. Here you can learn more about the term pod and why animals gather in pods.

Gray Whale Facts
Information about the gray whale, including where the gray whale lives, its natural history, feeding, reproduction and conservation status.

Flatback Sea Turtle Facts
Facts about the flatback sea turtle, including information on the flatback turtle's natural history, reproduction, distribution and conservation.

Sea Lion vs. Seal: What's the Difference?
Seal vs. sea lion - what's the difference? Learn about the similarities and differences between seals and sea lions.

What Is Baleen? - Marine Life Glossary
Baleen is a strong, yet flexible material made out of keratin, a protein that is the same material that makes up our hair and fingernails.

Do Whales Have Hair?
Whales are mammals, so do whales have hair? Whales do have hair, but it's not visible in all species. Learn about hair in whales and how it is used.

Loggerhead Sea Turtle Facts
Facts about the loggerhead sea turtle, including information on the loggerhead turtle's natural history, reproduction, distribution and conservation.

What Is the Great Pacific Garbage Patch
Learn facts about the Great Pacific Garbage Patch, including what it looks like, about other garbage patches, why they are a problem, and what can be done to help.

Hairy Frogfish Fact Sheet
This fish would inspire an excellent Halloween costume. The hairy or striated frogfish is a bizarre-looking creature. Here you can learn about this fish's life history.

Camouflage Definition
You may have heard of the term camouflage, and know that it can be a way that an animal disguises itself (and yes, people use camouflage, too). How is camouflage used in the ocean?

Larvae Definition
The word larva (plural: larvae) is often used in the context of marine life reproduction. It is also applicable to other organisms, such as insects. What is a larva?

Harlequin Ghost Pipefish
Harlequin ghost pipefish, also called ornate ghost pipefish, are small, colorful pipefish decorated with many slender appendages.

Tasseled Wobbegong Shark Facts
Facts about the tasselled wobbegong shark, a fascinating-looking species found in the Southwest Pacific Ocean.

Galapagos Sea Lion Fact Sheet
Facts about the Galapagos sea lion, including identification, habitat, diet and threats to this endangered species.

How Hermit Crabs Switch Shells
Marine Life.

Hermit Crab Diet
Marine Life.

Hermit Crab Friends
Marine Life.

Hermit Crab in a Clear Shell
Marine Life.

Fun Facts About Hermit Crabs
Hermit crabs are fascinating creatures that are found on land and in the ocean. Here you can learn some fun facts about hermit crabs.

Molting
Marine Life.

Shark Profiles
Profiles of different shark species, including white sharks, tiger sharks, bull sharks, basking sharks and whale sharks.

Porbeagle Shark Information and Facts
Porbeagle sharks are found in cold waters worldwide. They are also known as mackerel sharks, blue dogs and bottle-nosed sharks.

Marine Mammal Species, Characteristics and Definition
Learn about types of marine mammals, including whales, dolphins, porpoises, sirenians and pinnipeds, with facts about each.

Florida Manatee Fact Sheet
The Florida manatee is an unusual looking marine mammal, with their whiskered face, round body and paddle-like tail. Learn about the lives of Florida manatees.

What Is Marine Biology?
Learn about the definition of marine biology and tools used by marine biologists.

Krill
What are krill? Learn about what krill are, what they eat, where they live, and how they reproduce.

Salt Marsh Habitat
Salt marshes are transition areas between the land and sea. Learn more about salt marshes and examples of marine species that live there.

Pacific Angelshark Facts and Information
Pacific angelsharks are sharks that spend much of their time camouflaged on the ocean bottom, waiting to ambush their prey. Click through to learn more about how to identify a Pacific angelshark, and their diet, habitat and conservation status.

White Beaked-Dolphin Facts and Characteristics
White-beaked dolphins are a strikingly-colored dolphin that live in subppolar and temperate waters in the North Atlantic Ocean. Learn about this species' feeding, reproduction, habitat and conservation status.

Flyingfish
The term flyingfish or flying fish includes more than 60 species of fish that can glide long distances over the water. These fish live in tropical salt water habitats.

Sea Turtles
Sea turtles are reptiles that live in a marine or brackish environment. There are seven species of sea turtles. They all have long, paddle-like flippers, which are great for swimming, but poor for walking on land. Here you can learn more about sea turtles and the sea turtle species.

Types of Whales - List of Whale Species
There are about 86 species of cetaceans - whales, dolphins and porpoises in the Order Cetacea, which is further divided into two sub-orders, the Odontocetes and the Mysticetes. Learn about and see photos of featured cetacean species.

Megamouth Shark Information and Facts
Facts about the megamouth shark, a species that was discovered less than 40 years ago.

Banded or Ornate Wobbegong
In this slideshow, learn about the weird-looking wobbegong sharks. Here you'll learn about the banded or ornate wobbegong.

Japanese Wobbegong
In this slideshow, learn about the weird-looking wobbegong sharks. In this slide, learn about the Japanese wobbegong.

Spotted Wobbegong
In this slideshow, learn about the weird-looking wobbegong sharks. This slide features the distinctive-looking spotted wobbegong.

Tasselled Wobbegong
In this slideshow, learn about the weird-looking wobbegong sharks. Here you'll learn about the tasselled wobbegong.

Weird, Wild Wobbegong Sharks
In this slideshow, learn about the weird-looking wobbegong sharks. This slide features an introduction to this shark group.

Whitespotted Bamboo Shark Facts
Facts about the whitespotted bamboo shark, a species often found in aquariums.

How to Tell a Male From a Female Shark
Learn how to tell the difference between a male and female shark, and the basics of shark reproduction.

Bamboo Shark Facts
Facts about the brownbanded bamboo shark - a shark with an interesting reproductive strategy that has implications for shark conservation.

What Is a Sand Dollar?
What is a sand dollar, really? Is it a living animal? Learn the basics about sand dollars here.

European Green Crab Facts
Learn about the green crab, including its habitat, diet and why it is an introduced species in the United States.

Lion's Mane Jellyfish Facts
Lion's mane jellyfish are beautiful, but an encounter with them can be painful. Learn how to identify a lion's mane jellyfish and how to avoid them.

Green Sea Urchin Fact Sheet
Information about the green sea urchin, including the sea urchin's classification, feeding, habitat, reproduction and human uses.

Where Do Ocean Sunfish Live?
Find out where ocean sunfish, or mola mola live and how you can see an ocean sunfish.

Why Should We Protect Sharks?
Why protect sharks? Learn about threats to sharks, why sharks are important, and how you can help sharks.

Ocean Sunfish Profile
Fact sheet about the ocean sunfish. Learn how to identify ocean sunfish, where the ocean sunfish lives, and how the ocean sunfish feeds and reproduces.

Blue Mussel Picture - Mytilus edulis - Photo of a Blue Mussel
Image of a blue mussel, Mytilus edulis, with a barnacle attached. Page 6.

European Green Crab Picture - Carcinus maenas - Photo of European Green Crab
European Green Crab (Carcinus maenas) Picture. Page 3.

Acadian Hermit Crab Picture - Pagurus acadianus - Photo of Acadian Hermit Crab
Acadian Hermit Crab (Pagurus acadianus) Picture. Page 4.

Common Sea Star Picture - Asterias rubens
Common Sea Star (Asterias rubens) Picture

Common Periwinkle Picture - Littorina littorea - Photo of a Common Periwinkle
Common Periwinkle (Littorina littorea) Picture. Page 2.

Green Sea Urchin Picture - Strongylocentrotus drobachiensis - Photo of a Green Sea Urchin
Green Sea Urchin (Strongylocentrotus drobachiensis) Picture. Page 5.

Marine Invertebrates Pictures - Photos of Marine Invertebrates
Images of marine invertebrates commonly found in New England. View photos of hermit crabs, green crabs, common snails and more.

10 Interesting Facts About Sharks
Sharks have a fierce reputation, but fascinating biology. Here we'll explore ten facts about sharks

Great White Shark Facts
Facts about the white shark, commonly called the great white shark. Learn how to identify a white shark, where white sharks live, and what they eat.

Basking Shark Facts
Facts about basking sharks, a large shark species that feeds on plankton. Learn about basking shark identification, diet, and distribution.

What Is a Clasper?
Definition of the term clasper, as used in marine biology.

Leopard Shark Profile
The leopard shark is named for its striking coloration. Here you can learn fascinating facts about the leopard shark.

Oceanic Whitetip Shark Profile
The oceanic whitetip shark is a species often found out at sea. Learn how to identify an oceanic whitetip shark, along with fascinating facts about the species.

Whale Migration
In this article, you can learn about whale migration. Find out which whales migrate and the longest distance a whale has migrated.

What Is a Hydrothermal Vent? - Marine Life
Hydrothermal vents, located in the deep sea, host a wide variety of marine life. Learn about hydrothermal vents and the animals that live there.

What Is a Phylum in Marine Life?
Learn the definition of the word phylum, including a list of marine phyla with examples.

Marine Life Definition, Examples and Careers
What is marine life? The phrase 'marine life' refers to organisms that live in salt water. These can include plants, animals and microbes (tiny organisms) such as bacteria and archaea. Here you can learn more about the types of marine life, major groups of marine life, and how to get a career working with marine life.

Earth's Oceans - Geography and Species
Do you know the names of the world's oceans? Here you'll find a list of the oceans of the world, along with where the oceans are found and how big they are.

Nematocyst
What is a nematocyst, and how does it work? Find out here, with examples.

Comb Jellies May Produce a Colorful Rainbow
An introduction to comb jellies, or ctenophores. Learn 5 fascinating facts about comb jellies.

Comb Jellies Aren't Jellyfish
An introduction to comb jellies, or ctenophores. Learn 5 fascinating facts about comb jellies.

Comb Jellies Are Found in Many Places
An introduction to comb jellies, or ctenophores. Learn 5 fascinating facts about comb jellies.

Comb Jellies Catch Their Prey With a Sticky Glue
An introduction to comb jellies, or ctenophores. Learn 5 fascinating facts about comb jellies.

Comb Jellies Don't Sting
An introduction to comb jellies, or ctenophores. Learn 5 fascinating facts about comb jellies.

Introduction to Comb Jellies
An introduction to comb jellies, or ctenophores. Learn 5 fascinating facts about comb jellies.

Sea Nettle
Sea nettle, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Moon Jelly
Moon jelly, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

By-the-Wind Sailor
By-the-wind sailor, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Box Jellyfish
Box jellyfish, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Salp
Salp, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Comb Jelly
Comb jelly, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Portuguese Man-of-War
Portuguese man-of-war, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Purple Jellyfish
Purple jellyfish, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Introduction to Identification of Jellyfish and Jelly-like Animals
Identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Cannonball Jelly
Cannonball jelly, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Lion's Mane Jellyfish
Lion's mane jellyfish, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

Blue Button Jelly
Blue button jelly, featured in the identification guide to commonly-seen jellyfish and jelly-like animals with facts, images and information about stings.

What Is the Largest Jellyfish?
What is the largest jellyfish? Learn about the largest jellyfish, where it is found, and whether it is dangerous to humans.

Disco Clam
Get down with the disco clam, a bivalve that lives in the tropical Pacific Ocean and produces an 'electric' light show.

What Is Sessile? (Definition)
Definition of the word sessile, as used in a marine life context.

Radula - What is a Radula
The radula is a special structure used by many molluscs to scrape food off rocks or create depressions in rocks that the mollusc uses for habitat.

Gastropods
Learn about the marvelous world of mollusks through facts and images in this slide show featuring gastropods, bivalves, cephalopods and chitons.

Chitons
Learn about the marvelous world of mollusks through facts and images in this slide show featuring gastropods, bivalves, cephalopods and chitons.

Introduction to Mollusks
Learn about the marvelous world of mollusks through facts and images in this slide show featuring gastropods, bivalves, cephalopods and chitons.

Bivalves
Learn about the marvelous world of mollusks through facts and images in this slide show featuring gastropods, bivalves, cephalopods and chitons.

Cephalopods
Learn about the marvelous world of mollusks through facts and images in this slide show featuring gastropods, bivalves, cephalopods and chitons.

Cephalopod Profile
Cephalopods are mollusks in the Class Cephalopoda, which includes octopuses, squid, cuttlefish and nautilus. These are ancient species that are thought to have originated about 500 million years ago. There are about 800 species of cephalopods in existence today.

Adductor Muscle
An adductor muscle is found in both bivalves and barnacles. Learn the definition of adductor muscle, as used in a marine life context.

What Are the Polyplacophora?
Information on Class Polyplacophora, the taxonomic class that contains the chitons.

Introduction to Bivalves
Learn about types of bivalves, with images and facts. Here are some basic facts about bivalves.

Giant Clam
Learn about types of bivalves, with images and facts. Here you can learn about the giant clam.

Scallops
Learn about types of bivalves, with images and facts. Here you can learn about the scallop.

Mussels
Learn about types of bivalves, with images and facts. Here you can learn about the mussel.

Pen Shell
Learn about types of bivalves, with images and facts. Here you can learn about the pen shell.

Clams
Learn about types of bivalves, with images and facts. Here you can learn about the clam.

Oyster
Learn about types of bivalves, with images and facts. Here you can learn about the oyster.

Razor Clam
Learn about types of bivalves, with images and facts. Here you can learn about the razor clam.

Stiff Pen Shell Facts
Stiff pen shell marine life profile - facts about the stiff pen shell (Atrina rigida), including pen shell classification, feeding, habitat, distribution, reproduction and human uses.

Introduction to Barnacles
If you've ever walked along a rocky shore in bare feet, you've probably seen (and felt) the shells of barnacles. Inside those tough white shells, there's an animal that is related to lobsters, crab and shrimp. In this slideshow you can learn some fascinating facts about barnacles.

Barnacles Do a Permanent Headstand
If you've ever walked along a rocky shore in bare feet, you've probably seen (and felt) the shells of barnacles. Inside those tough white shells, there's an animal that is related to lobsters, crab and shrimp. In this slideshow you can learn some fascinating facts about barnacles.

Barnacles Make Their Own Glue
If you've ever walked along a rocky shore in bare feet, you've probably seen (and felt) the shells of barnacles. Inside those tough white shells, there's an animal that is related to lobsters, crab and shrimp. In this slideshow you can learn some fascinating facts about barnacles.

Barnacles are Related to Crabs, Lobsters and Shrimp
If you've ever walked along a rocky shore in bare feet, you've probably seen (and felt) the shells of barnacles. Inside those tough white shells, there's an animal that is related to lobsters, crab and shrimp. In this slideshow you can learn some fascinating facts about barnacles.

Barnacles Have Both Male and Female Sex Organs
If you've ever walked along a rocky shore in bare feet, you've probably seen (and felt) the shells of barnacles. Inside those tough white shells, there's an animal that is related to lobsters, crab and shrimp. In this slideshow you can learn some fascinating facts about barnacles.

Barnacles Can Be a Nuisance
If you've ever walked along a rocky shore in bare feet, you've probably seen (and felt) the shells of barnacles. Inside those tough white shells, there's an animal that is related to lobsters, crab and shrimp. In this slideshow you can learn some fascinating facts about barnacles.

Save and Protect Seahorses
Seahorses can face a variety of threats, including live capture for use in aquariums or to be sold dried as souveniers, for use in traditional medicines, and unintended capture in fishing gear. Here are 6 things you can do to help protect seahorses.

Spiny Lobster
The spiny lobster is found in tropical and subtropical oceans around the world. Learn about the spiny lobster and the differences between this lobster and

What Do Polar Bears Eat? - Marine Mammals
What do polar bears eat? Learn more about the species that polar bears eat along with other facts about polar bears.

Cape Fur Seal Facts
The cape fur seal is a seal of many names. It is also known as the brown fur seal, South African fur seal, Afro-Australian fur seal and the Australian fur seal. These seals are found in southern Africa and Australia.

Galapagos Fur Seal Facts
The Galapagos fur seal has a very small range - it is only found on the Galapagos Islands of Ecuador. These are the smallest fur seal species.

Juan Fernandez Fur Seal Facts
Juan Fernandez fur seals are typically found on islands off the coast of Chile. This species was hunted heavily and was even thought at one point to be extinct.

Northern Fur Seal Facts
Northern fur seals are found in the Pacific Ocean. These seals were extensively hunted for their luxurious pelts.

Dugong
With their grayish-brown skin and whiskered face, dugongs resemble manatees, but are found on the other side of the world. Learn about dugong classification, reproduction, habitat, distribution and conservation.

Manatee Images and Facts: Lifespan
Learn fascinating facts about manatees and see beautiful images of these magnificent marine mammals.

Manatee Images and Facts
Learn fascinating facts about manatees and see beautiful images of these magnificent marine mammals.

Manatee Images and Facts: Manatee as Mammals
Learn fascinating facts about manatees and see beautiful images of these magnificent marine mammals.

Manatee Images and Facts: Hair on Manatees
Learn fascinating facts about manatees and see beautiful images of these magnificent marine mammals.

Manatee Images and Facts: Breathing
Learn fascinating facts about manatees and see beautiful images of these magnificent marine mammals.

Manatee Images and Facts: Teeth
Learn fascinating facts about manatees and see beautiful images of these magnificent marine mammals.

Sirenians - Facts and Profiles Of Sirenians Including Manatees and Dugongs
Learn about animals in the Order Sirenia - the sirenians, which includes manatees, dugongs and sea cows. Sirenians are found along the coasts and inland waterways of the United States, Central and South America, West Africa, Asia and Australia. Learn about different types of sirenians here, and browse through profiles and image galleries.

Mediterranean Monk Seal Facts
With a population less than 1,100 animals, the Mediterranean monk seal is one of the most endangered marine mammals. Learn more about Mediterranean monk seals - what they look like, where they live, what they eat, how they reproduce, and current threats to the Mediterranean monk seal.

What Is Oviparous?
Definition of the term oviparous used in the context of marine life, with examples.

What Is a Mermaid's Purse?
Have you found a 'mermaid's purse' on the beach? Learn what these unique structures really are, and even how your finding can contribute to science.

What Is the Biggest Fish in the World?
The whale shark is the world's biggest fish, maxing out at about 65 feet in length and weighing up to about 75,000 pounds.

What Are Sharks
What are sharks? This article covers the basics on sharks, including shark anatomy, how sharks are classified, where they live, and what they eat.

Ocean Sunfish - 10 Facts
Learn about the ocean sunfish - mola mola - how big it is, where it lives, what it eats, and how it reproduces.

Blue Whale
The blue whale is the largest animal in the world. Learn where blue whales live, what they eat, how they reproduce, and how many are left in the world.

How Do Crabs Find Food?
How does a crab find its food in a dark ocean? Crabs have a pretty well-developed sense of taste and smell, which aids them in finding prey. Here you can learn more about how crabs detect their prey.

Pinecone Fish Facts and Information
The aptly-named pinecone fish is bright yellow, with large, well-defined scales. They also have an interesting light-producing organ on each side of their head.

Hybrid Definition with Examples
A hybrid is the offspring of a male and female of different species. Learn more about the definition of hybrid, with a list of examples.

Bairdi (Tanner) Crab Facts and Identification
The bairdi or tanner crab is similar to the snow crab in appearance and range. Here you can learn about one of the less well-known crab species off Alaska.

The Crab Behind the Seafood Buffet
Crab legs, anyone? In the wild, snow crabs lurk on muddy or sandy ocean bottoms. On land, they're the crab species most likely to end up on your seafood buffet or as all-you-can eat crab legs. Here you can learn about the crab named for its delicious, snow-white meat.

Bearded Seal Facts
The bearded seal is a species of seal that depends on ice for its survival.

Where Do Polar Bears Live?
Where do polar bears live? Find out more.

3 Easy Ways to Have a Greener Holiday Season
Tips for going green this holiday season - ways to help the environment and reduce your impact on the Earth. Includes tips from readers and a place to add your own tips.

Candy Cane Shrimp
Take a virtual dive under the sea for a tour of holiday-themed marine life. This slide shows a candy cane shrimp and a prawn goby.

Jingle Shell
Take a virtual dive under the sea for a tour of holiday-themed marine life. This slide shows jingle shells.

Cookiecutter Shark
Take a virtual dive under the sea for a tour of holiday-themed marine life. This slide gives facts and information about cookiecutter sharks.

Christmas Wrasse
Take a virtual dive under the sea for a tour of holiday-themed marine life. This slide shows a Christmas wrasse.

Trumpetfish
Take a virtual dive under the sea for a tour of holiday-themed marine life. This slide shows a trumpetfish.

Pacific Angelshark
Take a virtual dive under the sea for a tour of holiday-themed marine life. This slide shows the Pacific angelshark.

Sea Star
Take a virtual dive under the sea for a tour of holiday-themed marine life. This slide shows a beautiful sea star.

Star Ascidian
Take a virtual dive under the sea for a tour of holiday-themed marine life. This slide shows a brilliant blue star ascidian.

Season's Greetings: Christmas Under the Sea
When you need a break from the holiday hustle and bustle, take a virtual dive under the sea, where you'll find a myriad of colorful marine life with connections to Christmas and the holiday season.

Christmas Tree Worm
Take a virtual dive under the sea for a tour of holiday-themed marine life. This slide shows the beautiful Christmas tree worm.

Christmas Wrasse Facts and Information
Christmas wrasses are active fish that were named for their bright red and green coloration. What do these fish eat? Where do they live? Find out here.

Jingle Shell
Jingle shells are found in shallow waters and on beaches along the east coast of North America. They are popular with beachcombers, who may make their shells into jewelry, wind chimes and even lampshades. Here you can learn more about the habitat, diet, and characteristics of this bivalve mollusk.

Sessile Tunicates Facts and Characteristics
Facts about the sessile tunicates - organisms in the Class Ascidiacea, including where they live, what they eat, and how they reproduce.

What Is an Adaptation? - Definition and Examples
An adaptation is a physical or behavioral characteristic that has developed to allow an organism to better survive in its environment.

Chinese Mitten Crab Facts and Information
The Chinese mitten crab is native to East Asia and has unique hairy claws. This relatively small animal is considered one of the top 100 world's worst invasive species. Learn more about the Chinese mitten crab's distribution, classification, diet and reproduction.

Seals - Types of Species
There are 32 species of seals. Here are 5, including Harbor seals (also called common seals). with links to further information.

How to Tell Male and Female Lobsters Apart
Want to know the sex of a lobster you've caught or are about to eat? Here's how to tell. Lobsters have feathery appendages called swimmerets underneath their tail. These swimmerets help a lobster swim and are also where a female lobster carries her eggs. Swimmerets also can clue you in to the sex of a lobster.

10 Facts About Whales, Dolphins and Porpoises
Cetaceans - whales, dolphins and porpoises - are a diverse group of animals ranging in size from just a few feet long to over 100 feet long. While most whales spend their lives offshore in the ocean's pelagic zone, some inhabit coastal areas and even spend part of their lives in fresh water. Learn about how whales feed, reproduce and explore their world.

Differences Between Whales, Dolpins and Porpoises
Is it a whale, dolphin or porpoise? These terms are often used interchangeably, but there is a difference. Learn about the terms whale, dolphin and porpoise and how they are used to describe different members of the order Cetacea.

Facts About Conchs
Conchs are a type of sea snail, and are also a popular seafood in some areas. The term 'conch' (pronounced

How Do Whales, Dolphins, and Porpoises Sleep?
Whales are voluntary breathers, meaning they think about every breath they take. That means they can't sleep the way we do. Learn how cetaceans (whales, dolphins and porpoises) sleep, or rest.

Starfish Eyes - How Do Starfish See?
Do starfish have eyes? Information about starfish (sea star) eyes. While it may appear that starfish have eyes, they do. Learn where the eyes are on a starfish.

Marine Ecosystem Definition
Marine ecosystems include the living organisms and non-living structures in an area, and their relationships to each other. Learn the definition of marine ecosystem and see examples.

What Is the Largest Fish? - Learn About Whale Sharks
What is the largest fish? Learn about the largest fish in the world.

Orca (Killer Whale - Orcinus orca) Facts
The killer whale, also known as the orca

What Eats Sea Turtles?
Sea turtles have shells to protect them, right? So what would eat a sea turtle? A sea turtle's shell only goes so far to protect them. Unlike land turtles,

Nine Interesting Facts About Sawfish
With their very distinctive, flattened snout, sawfish are intriguing animals. What is their

Why Do Lobsters Turn Red When Cooked?
Lobsters are usually a brownish-green in the wild. What happens between the sea and the dinner table to turn them bright red?

What Is Ovoviviparous? - Definition and Examples
Ovoviviparous animals produce eggs, but instead of laying the eggs, the eggs develop within the mother's body and are birthed live.

Spiracle on Sharks and Rays Definition
Spiracles are found in bottom-dwelling sharks and rays. Spiracles are a pair of openings just behind the animal's eyes that allow it to draw oxygenated water in from above.

Atlantic Cod Information and Facts
Facts about the Atlantic Cod, including a description of the Atlantic cod, and information about the cod's classification, habitat, distribution, reproduction, feeding and conservation status.

Brief History of Cod Fishing
A brief history of Atlantic cod fishing, from early fishing using dories and handlines to the modern factory ships used today. Includes information on how cod fishing is linked to our celebration of Thanksgiving.

Madreporite
Learn about sea star anatomy: the madreporite is used to bring seawater into the sea star's body. Here you can learn what it's used for.

Introduction to Sea Star Anatomy
Here you can learn more about the characteristics of sea stars, and major points of their anatomy.

Sea Star Anatomy - Sea Star (Starfish) Arms
In this slideshow, you can learn about sea star anatomy. This slide focuses on a sea star's arms.

The Sea Star Water Vascular System
Learn about sea star anatomy: sea stars have a simple circulatory system that's called a water vascular system.

Sea Star Anatomy - Sea Star Tube Feet
Learn about sea star anatomy: here you can see a close up of the tube feet of a spiny starfish and learn how tube feet function.

Sea Star Anatomy - Stomach
Learn about sea star anatomy. In this image, you can see a sea star with its cardiac stomach hanging out.

Sea Star Anatomy - Pedicellariae
Learn about sea star anatomy. This image shows pedicellariae, structures on the skin of sea stars that are used for defense and grooming.

Sea Star Eyes
Learn about sea star anatomy. Here you can learn about a sea star's eyes and how sea stars can see.

Northern Sea Star Profile
Profile of the common sea star or northern sea star, including information on classification, diet, reproduction, habitat and distribution.

Facts About Walruses
Learn 10 fascinating facts about walruses - the largest pinniped.

Kemps Ridley Sea Turtle Profile and Facts
Facts about the Kemp's ridley sea turtle, including information on the sea turtle's natural history, reproduction, distribution and conservation. The Kemp's Ridley sea turtle (Lepidochelys kempii) is the world's smallest sea turtle, and an endangered species.

Seadragons - Facts and Information
Sea dragons are masters at camouflage. These relatives of seahorses can have colorful bodies and flowing fins that help them blend in expertly with their surroundings. Here you'll find basic information about leafy and weedy seadragons, with links to more detailed species profiles.

Fun Facts About the Lined Seahorse
The lined seahorse is one of the most heavily-traded seahorse species. They live in the North Atlantic Ocean. Here you can learn more about the lined seahorse's habitat, reproduction habits, diet and threats to the species.

Facts About the Longsnout Seahorse
Longsnout seahorses, also known as slender seahorses and Brazilian seahorses, are a North Atlantic species that has been targeted for the aquarium and souvenir trades. Here you can learn more about the diet, habitat, reproduction and conservation of longsnout seahorses.

Fascinating Facts About the Pacific, or Giant, Seahorse
The Pacific seahorse, also known as the giant seahorse, is a large seahorse that lives in the eastern Pacific Ocean from San Diego, California to Peru. Here you can learn more about the diet, habitat, reproduction and conservation of this species.

Fascinating Facts About the Big-Bellied Seahorse
The big-bellied seahorse is also known as the pot-bellied or big-belly seahorse. They are the largest seahorse species and are found in waters off Australia and New Zealand.

What Is Bilateral Symmetry?
Marine Life.

Colossal Squid
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. This slide shows the colossal squid - thought to be one of the biggest squid species.

Great White Shark
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. This slide shows the white shark, which is one of the largest predatory shark species.

Fin Whale: The Second-Largest Creature on Earth
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. This slide show the fin whale, the second-largest creature on the planet.

Giant Manta Ray
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. In this images, you can learn about the giant manta ray - the largest ray species.

Portugese Man o' War
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. This slide shows the Portuguese man o'war, a siphonophore with long tentacles.

Giant Siphonophore
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. This slide features the giant siphonophore, a colonial organism that can stretch even longer than a blue whale.

Giant Squid
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. Here you can learn about the largest invertebrate - the giant squid.

Blue Whale: The Largest Creature on Earth
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. This image shows the blue whale - the largest animal on the planet.

Whale Shark: The World's Largest Fish
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. This image shows the whale shark - the largest living fish species.

Lion's Mane Jelly: the Largest Jellyfish
The ocean contains some of the largest creatures on Earth. In this slide show, you can see 10 of the largest living sea creatures. This image shows the lion's mane jellyfish, the world's largest jelly.

Largest Sea Creatures
The ocean contains some of the largest creatures on Earth. In this slide show, you can see and learn facts about the largest living sea creatures.

Types of Seahorses
Currently, there are 47 recognized species of seahorses. This article gives a sampling of some of these species, including some most common in the United States. There is basic identification and range information in each description, with links to more detailed profiles.

Facts About the Dwarf Seahorse
The dwarf seahorse, also known as the pygmy seahorse or little seahorse, is a small seahorse that does not grow longer than 2 inches. These seahorses are found in the western Atlantic Ocean. Here you can learn more about the diet, habitat, reproduction and conservation of dwarf seahorses.

Weedy Seadragon Facts and Profile
Weedy seadragons are masters of camouflage. These colorful fish are found only in Australia, although you may be able to see them at aquariums. Here you can learn more about where weedy seadragons live, what they eat and how they reproduce.

Clearwater Marine Aquarium Review
Review of Clearwater Marine Aquarium in Clearwater, FL, the home of Winter the dolphin and her friend Hope, and a number of other rescued dolphins, sea turtles and other marine life. Learn what to expect at Clearwater Marine Aquarium, a rescue and rehabilitation facility.

Ice Cream Cone Worm
Information about the ice cream cone worm, a type of polychaete worm that builds a fragile cone of sand around itself.

Beluga Whale Facts
Beluga whales are cetaceans that belong to the Suborder Odontoceti, the toothed whales. Belugas are found in Arctic and subarctic ocean waters and the St. Lawrence River, which connects the Great Lakes with the Atlantic Ocean and runs through New York State and the Canadian provinces of Ontario and Quebec. These whales are easily recognizable by their white coloration and were called

Bonnethead Shark Profile
Learn about the bonnethead shark, including where it lives, what it eats and how it reproduces.

Fun Facts About the Ocean
Information about the ocean - including an overview of the ocean as a habitat, a list of the world's oceans, and questions and answers about the ocean.

Sharks - Questions and Answers About Sharks
Learn about sharks through this round-up of shark questions and answers, including how fast can a shark swim, what is the largest shark, and more.

Long-finned Pilot Whale
The long-finned pilot whale is an odontocete, or toothed whale with dark skin and a rounded head. These whales typically inhabit deep waters.

Thresher Shark Characteristics and Facts
Learn about thresher sharks, including the 3 species of thresher sharks (bigeye thresher, common thresher, and pelagic thresher), and thresher shark feeding, habitat, reproduction, distribution and conservation status.

Sei Whale Marine Life Profile
Learn about sei (pronounced

Crabeater Seal Facts
Crabeater seals are the most numerous seal species in the world. They are found in the Antarctic and sub-Antarctic and rest on pack ice during the day and forage at night.

Leopard Seal Facts
Leopard seals are voracious predators that live in Antarctic and sub-Antarctic regions of the Southern Hemisphere. They prey upon penguins, krill and a wide variety of other animals.

Southern Elephant Seal Facts
The southern elephant seal is named for the male's large, fleshy nose. These seals live in cold waters in the Antarctic and sub-Antarctic regions.

Olive Ridley Sea Turtle Profile - Facts About the Olive Ridley Turtle
Facts about the olive ridley sea turtle, including information on the olive ridley turtle's natural history, reproduction, distribution and conservation.

Fish - Characteristics and Differences From Other Animals
Facts about fish, including information on characteristics of fish, types of fish and where fish live.

What Is Necropsy? Definition - Marine Life
A necropsy is a dissection of the dead body of an animal to determine the cause of death. Necropsies can help us learn more about the biology of an animal, how it is affected by disease or how human interactions may impact animals.

What Is a Starfish? Are They Really Fish?
What is a starfish? Learn about starfish, or sea stars.

Whale Watching: Nine Tips for a Successful Whale Watch
Whale watching - seeing some of the largest animals on Earth - can be a thrilling activity. Being prepared for your whale watch and knowing what to expect can help make your trip a successful one. Following these tips will help you get the most out of your experience.

What Is a Dermal Denticle?
Tough scales that cover the skin of elasmobranchs (sharks and rays). Even though similar to scales,they're really modified teeth,covered with a hard enamel.

Facts About Corals and How Coral Reefs Form
Coral reefs provide some of the most spectacular underwater scenery, and marine life biodiversity in the world. Here you can learn about coral, how coral reefs form, and threats to coral reefs such as coral bleaching and ocean acidification.

What Is the Definition of an Elasmobranch?
The term elasmobranch refers to the sharks, rays and skates, which are in the subclass Elasmobranchii and class Chondrichthyes. The Condrichthyes class includes only one other subclass, the Holocephali (chimaeras), which are unusual fish found in deep water.

Marine Invasive Species - What Are Marine Invasive Species (Marine Bioinvaders)
Countries around the world are the recipients of unwanted visitors each year – invasive species. Invasive species can be plants, animals or other organisms such as microbes. They are introduced into new habitats primarily by humans. Learn what an invasive species is and how they effect the environment.

Sea Turtle Predators
Learn about sea turtle predators - what eats sea turtles?

What Is Holdfast in Marine Life?
A holdfast is the root-like structure at the base of an algae (seaweed) that fastens the algae to a hard substrate. Holdfasts are prominent in brown algaes and seaweeds such as kelp.

Watching Whales From Shore on Cape Cod
Learn about whale watching from shore on the coast of Cape Cod, focusing on whale watching from Provincetown, Massachusetts. See whales from shore in the spring from Cape Cod, MA. Learn viewing tips and what to bring.

What Is Prey
Learn the definition of prey, as used when referring to marine life.

Arctic Definition
Definition of the term Arctic, as used in reference to marine life.

What Is An Invertebrate?
Want to learn about invertebrates? Here you can learn the definition of invertebrates, characteristics of invertebrates, and examples of invertebrates.

Sexual Dimorphism Definition - What Is Sexual Morphism
Definition of the marine life term sexual dimorphism, in which males and females of the same species differ in form. Learn more and find examples of sexual dimorphism.

What Is a Notochord?
Definition of notochord - often described as a primitive backbone - with examples of animals that have one.

Learning the Complete Anatomy of a Fish
Fish anatomy - learn about the basic parts of a fish, with a graphic showing fish external anatomy.

What Is a Pearl?
Information on the marine life term pearl - how pearls are formed and where they can be found.

What Is Nekton?
Nekton is the term that refers to the

What Is a Byssal (Byssus) Thread?
Byssal, or byssus threads are strong, silky fibers made from proteins that are used by mussels to attach to rocks, pilings, or other substrates.

What Is Overfishing?
Overfishing is, simply put, when so many fish are caught that the population can't reproduce enough to replace them. Overfishing can lead to depletion of or extinction of fish populations.

Stony Corals (Hard Corals) Facts
Information about stony corals, the corals that form coral reefs. Stony corals, also called hard corals (as opposed to soft corals, like sea fans), are the reef-builders of the coral world. Learn more about stony corals - what they look like, how many species there are, and where they live.

How to Get a Marine Biology Internship
Getting a marine biology internship is a crucial step in your path to becoming a marine biologist. Here are some tips and tricks that will help you get a marine biology internship at the organization of your choice. From applying for the internship and interviewing, to following-up with your interviewer, following these steps will help you get a marine biology internship.

Tiger Shark Profile
Tiger sharks get their name from the dark stripes that are present on this shark's side, especially in younger sharks. These sharks are often close to shore, and are one of the top three species reported in unprovoked shark attacks. Learn more about tiger sharks here.

Risso's Dolphin
The Risso's dolphin is an odontocete, or toothed whale, and has unmistakable gray, scratched-up skin.

Sea Mouse Profile
Learn about the sea mouse, a type of worm that lives in the ocean.

Hawaiian Monk Seal Facts
With a population less than 1,100 animals, the Hawaiian monk seal is one of the most endangered marine mammals. Learn more about Hawaiian monk seals - what they look like, where they live, what they eat, how they reproduce, and current threats to the Hawaiian monk seal.

Atlantic Bluefin Tuna Facts - Thunnus thynnus
Atlantic bluefin tuna are a large, fast, streamlined fish that lives in the pelagic zone. They are a popular sportfish due to demand for tuna for sushi and other dishes. Atlantic bluefin tuna can swim at speeds up to 50 mph. Learn facts about bluefin tuna, including tuna classification, habitat, distribution and conservation.

Spotted Eagle Ray Profile
Spotted eagle ray facts, with information about the spotted eagle ray. Learn about how to identify a spotted eagle ray, eagle ray feeding habits, and where to see eagle rays.

Do Whales Drink Seawater?
Do whales drink sea water? Learn more about how whales get their liquids in this article.

Whelk Definition, Class and Description
Information on whelks, which are snails in the Class Gastropoda.

Facts About Porpoises
Porpoise Facts - learn about porpoises through 10 fascinating facts.

Harp Seal - Phoca groenlandica - Pagophilus groenlandicus - Harp Seal Marine Species Profile
Harp seals are ice-loving pinnipeds that live in the Arctic and North Atlantic oceans. Harp seals are fuzzy white when born, but their coat gradually changes as they mature, turning into a silvery gray with a darker harp-shaped pattern on the adult's back and sides. Due to controversial seal hunts, harp seals are often in the news.

Chordata - Marine Life Glossary Definition
Chordata is the phylum that includes all the animals that have a notochord, or nerve cord, at some stage of their development. Animals in this phylum are known as chordates. The most well-known chordates are the vertebrates - animals that have a spine.

Chiton - What Is a Chiton
Learn about the chiton, an animal that is a mollusk in the Class Polyplacophora.

Detritus Definition - What Is Detritus
Detritus is undissolved material from the decomposition of organic remains. Learn more about detritus and why it is an important part of the marine ecosystem.

Brackish - What Is Brackish
Definition of the marine life term brackish. What is brackish and who lives in this type of environment?

Chromista - What is the Kingdom Chromista
The Kingdom Chromista contains plant-like organisms that possess chlorophyll a and c and other pigments that give them their yellow-brown color (fucoxanthin). Examples of chromists: brown algae (e.g., kelp), water molds, diatoms.

Definition and Description of Placoid Scales
Read about the meaning of placoid scales and how they differ from the scales of bony fish. Know the alternative name for these scales.

How Salty Is the Ocean?
How salty is the ocean? Learn about how much salt is in the ocean.

Blue Whale Facts, Information and Photos
Learn about the blue whale - the largest creature on the planet. Facts about blue whales include the blue whale's size, diet and conservation status.

Porpoise Species
Here is a list of porpoise species - learn more about the 7 porpoise species with facts about each.

Whales
Learn about whales - what are they, how many kinds of whales are there, and other facts about whales.

Whales
Learn about whales - what are they, how many kinds of whales are there, and other facts about whales.

What Is Kelp? - Expert Marine Life Q&A
Learn about the characteristics of kelp, and its importance. including examples and links to further reading, with our expert guide to marine life.

Sally Lightfoot Crab - Marine Life Profile of Sally Lightfoot Crab
Information on the sally lightfoot crab. Learn about where sally lightfoot crabs live, what they eat, and how they are classified.

Echinoidea Profile - Facts About the Class Echinoidea
Information about the Class Echinoidea, including classification, feeding, habitat, reproduction and human uses.

Lobster Information
Learn about lobster facts, the American lobster, and answer questions such as why lobsters turn red when cooked.

Gray Seal - Halichoerus grypus - Marine Life Profile of Gray Seal - Halichoerus grypus
Gray seals - Halichoerus grypus - are pinnipeds with a long snout and horse-like head. This characteristic is referenced in the gray seal’s unromantic scientific name, which translates to “hook-nosed pig of the sea.” Learn about the gray seal and their distribution, migration, behavior and conservation.

Sperm Whale
The sperm whale is an odontocete, or toothed whale, and is the whale known for being the star in Herman Melville's story, Moby Dick.

Ringed Seal Facts
The ringed seal is a species of seal that depends on ice for its survival.

Bull Shark Profile
Bull sharks are one of the top three species of sharks that attack humans. They tend to live in warm, shallow waters, close to shore. They have stout gray bodies, small eyes, and large fins. Here you can learn facts about bull sharks, including where they live, how they reproduce, and what they eat.

Sailfish Profile
Facts about sailfish, including how fast they are, where they live, what they eat and how they reproduce.

Information About Nudibranchs
Nudibranchs are beautiful sea slugs in the Phylum Gastropoda. They are subjects of scientific study, and a source of fascination for ocean enthusiasts. Here you can learn more about nudibranchs.

Endothermic: Definition - Marine Life
Definition of endothermic. Endothermic animals are those that must generate their own heat to maintain their body temperature. These animals are commonly referred to as warm-blooded.

Mammalia - Profile of Class Mammalia
Description of the Class Mammalia, including characteristics of mammals and examples of mammals.

Coral Reefs - Marine Habitat Profile
Learn about coral reefs. Coral reefs are a center for biodiversity and an important marine habitat. Tropical corals, cold-water corals, the marine life species that inhabit them and the natural and human threats to coral reefs in the oceans are discussed here.

What Is Shark Finning - Shark Finning Information
Shark finning is the process of cutting a fin off a shark. The rest of the shark's body is cast into the sea, sometimes still alive. Even though the fins do not have any taste, they are a sought-after commodity for shark fin soup, which is a delicacy in Asian cultures and a dish served at special occasions.

Dead Zone - What is a Dead Zone
A 'dead zone' is an area of low oxygen, where marine life can't thrive. The dead zone may be caused by an excess of nutrients - eutrophication - that results in a decrease in dissolved oxygen. The best example of a dead zone in the U.S. is the Gulf of Mexico dead zone, which occurs each year in the late spring and summer

Flipper - What Is a Flipper
Definition of the marine life term flipper - what is a flipper, where is it located and how is it used. What marine animals have flippers?

Odontocete - What Is An Odontocete
The word odontocete refers to in the suborder Odontoceti, or

Cartilage - What Is Cartilage
Cartilage is a tough, flexible tissue, which is softer than bone.

Florida Keys National Marine Sanctuary Profile
Information on the location, habitats and marine life of the Florida Keys National Marine Sanctuary

Polar Bear Information
Information about polar bears - iconic marine mammals that live in the Arctic.

Polar Bear Information
Information about polar bears - iconic marine mammals that live in the Arctic.

Herbivorous - What Is Herbivorous
Herbivorous organisms are those that feed on plants. The word herbivorous comes from the Latin word herba, meaning grass, and vorus, meaning

Tide Pool - What Is a Tide Pool
A tide pool is a puddle of water left when the ocean recedes. This occurs as the tide turns from high tide to low tide. Learn more about tide pools.

Nudibranchs Profile
Learn about nudibranchs - a type of sea slug. Find out where nudibranchs live, what they eat, and how they reproduce.

Asteroidea - Information About the Class Asteroidea
While the classification name,

Protist Definition - Marine Life
Protists are organisms in the kingdom Protista. These organisms are eukaryotes, meaning they are made up of single or multiple cells which all contain a nucleus enclosed by a membrane.

Shark Swim Speed by Species - Shark Facts
The shortfin mako shark (Isurus oxyrinchus) appears to be the fastest shark species. Learn more about this speedy shark and other fast shark species.

Ectothermic - Definition in Marine Life
Definition of ectothermic. An ectothermic animal is one who cannot regulate its own body temperature, so its body temperature fluctuates according to its surroundings.

Marine Life Animals Facts and Resources Directory
The world of marine animals is a very diverse, fascinating group, and includes animals from relatively motionless marine invertebrates, to large vertebrates such as whales and sharks who range across the oceans. View profiles and facts about marine life.

Facts About Phylum Chordata - The Vertebrates
Information about the animals in the Phylum Chordata, which includes the vertebrates and animals that have a notochord at some stage in their development. Includes examples of animals that are in the Phylum Chordata.

Monk Seals - The 3 Species of Monk Seals
There are 3 types of monk seals. Learn about the 3 types of monk seals and their population status.

Where to Go Whale Watching
Want to see whales? Here is a list of some places where you can go whale watching.

Sea Otter Information
Learn facts and information about sea otters, including where sea otters live, what they eat, and fascinating facts about sea otters.

Aristotle's Lantern
Definition of Aristotle's lantern, a term used to refer to the mouth of sea urchins and sand dollars.

What Is Cetacean Morbillivirus?
What is cetacean mobillivirus? Learn about this virus that affects whales, dolphins and porpoises and is thought to be responsible for several mass mortality events since the 1980's.

Tube Feet Definition
Definition of tube feet, as used to refer to echinoderms.

What Is Inside a Sand Dollar?
What is inside a sand dollar shell? Here you can find out.

Mandible - What Is a Mandible
Definition of the marine life term mandible.

Scute Definition
A scute is a piece of keratin that forms the shell of most species of sea turtles.

Pectoral Fin Definition
Definition of pectoral fin. Marine Life.