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Our Glaciers: Then and Now activity kit helps you see the changes taking place in glaciers around the world. See all our activity kits and classroom activities.

Table of Ocean Creatures


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Invertebrates Fish Mammals
Crabs Sharks Seals
Cnidarians Rays Whales
Echinoderms Goat-fish Dolphins
Other Crustaceans Butterflyfish Manatees
Molluscs Eels Otters
Worms Weirdos

Plankton

Scientists Discover Fish that Talk

Atlantic Coral Reefs Are No Match for This Lion

Podcast about Coral Reefs

Resources for Teaching about Oil Spills

Back to ocean life

Last modified June 1, 2010 by Lisa Gardiner.

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Traveling Nitrogen is a fun group game appropriate for the classroom. Players follow nitrogen atoms through living and nonliving parts of the nitrogen cycle. For grades 5-9.

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Crabs

Crabs are very neat animals! They have a hard shell that protects their soft bodies. They also have claws for grabbing food. There are many kinds of crabs. Some are a foot long, and others are very small....more

Sharks

Look out! It's a shark! Don't worry! Sharks aren't as mean as they look. Sharks are more scared of you than you are of them. Most sharks eat fish or crustaceans. Humans aren't on their menu! The great...more

Seals

Seals are probably the cutest animals in the oceans. Did you know that seals spend 90% of their lives in water? They only go on land to eat and shed their skin. Seals eat lots of different foods, including...more

Cnidarians

Cnidarians are a special type of sea animal. All cnidarians have little stinging cells. Jellyfish, corals and anemones are all cnidarians. Corals look like plants, but are really animals. There are hard...more

Rays

Rays are really neat animals. They flow through the water like silk. Rays have soft, wide bodies. Some of them are dangerous, so you shouldn't try to touch them! The manta ray is the biggest ray of all....more

Whales

Whales are the biggest animals known. The blue whale can reach 80 feet long! Even though they are huge, whales are usually friendly. It is people who are a threat to whales. Whales strain plankton from...more

Echinoderms

Do you know what an echinoderm is? No? Bet you've heard of a starfish, though! Starfish, feather stars, urchins and lilies are all echinoderms. An echinoderm doesn't have a head. Instead, they look like...more

Goatfish

There are several types of fish in the oceans. One kind is the goatfish. Why is it called a goatfish? Because it looks like a goat! Have you ever seen a goat? If so, it may have had a small beard. Well,...more

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