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A group of students pick up trash along the coast of Guyana during the Ocean Conservancy's 2012 Coastal Cleanup.

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Picking Up Trash Along the Coast

A group of students pick up trash along the coast of Guyana during the Ocean...

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Squalicorax Shark Fossil

During the late Cretaceous period, Kansas was covered by a vast sea. There,...

The first known filter feeder is a large shrimp-like creature called Tamisiocaris borealis. The feather-like structures on its head were used to rake plankton from the sea.

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The First Filter Feeder

Today, filter feeders like clams, sponges, krill, baleen whales, fishes, and many...

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The Return of the Puffins

Atlantic puffins (Fratercula arctica) used to be quite common along the Maine coast...

Henry the Fish is made completely out of colorful plastic that washed up on Oregon beaches.

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Henry the Giant Fish

Henry the Giant Fish was Pozzi's first idea for the Washed Ashore project. "If I...

A sea star crawling on an orange finger sponge in Boston Harbor.

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Recovered Boston Harbor Underwater

A sea star crawling on an orange finger sponge in Boston Harbor. ...

Giant clams are one of the many wonders of coral reefs. They can grow up to five feet wide, weigh over 400 pounds, and live for 100 years!

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Restocking Giant Clams

Giant clams are one of the many wonders of coral reefs. They can grow up to five...

Atmospheric carbon is captured by coastal mangroves, seagrasses and salt marshes at a rate five times faster than tropical forests.

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Blue Carbon

What is blue carbon? It's a term used to describe the carbon that is captured from...

An Illustration of small tentacled fossils.

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Ancient Entoproct Community

For a long time, scientists thought that some small tentacled fossils were early...

This jellyfish fossil is from the Cambrian period, more than 500 million years ago.

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Fossil Jellyfish

How long have jellyfish lived in the ocean? This jellyfish fossil is from the...

Stephanocyathus (A.) spiniger, a solitary, deep-water stony coral species, has six long spines that slow it from sinking into soft substrates.

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Solitary Deep-water Corals

These corals from the Smithsonian collections are Stephanocyathus (A.)...

A harp seal pup rests on the ice at sunset in the Gulf of St. Lawrence, Canada.

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Harp Seal Pup at Sunset

A harp seal (Phoca groenlandica) pup rests on the ice at sunset in the Gulf of St....

Smithsonian Ocean

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Picking Up Trash Along the Coast

Squalicorax Shark Fossil

The First Filter Feeder

The Return of the Puffins

Henry the Giant Fish

Recovered Boston Harbor Underwater

Restocking Giant Clams

Blue Carbon

Ancient Entoproct Community

Fossil Jellyfish

Solitary Deep-water Corals

Harp Seal Pup at Sunset

Smithsonian Ocean

Search

Filter

Content type

Article Type

Topics

Tags

Picking Up Trash Along the Coast

Squalicorax Shark Fossil

The First Filter Feeder

The Return of the Puffins

Henry the Giant Fish

Recovered Boston Harbor Underwater

Restocking Giant Clams

Blue Carbon

Ancient Entoproct Community

Fossil Jellyfish

Solitary Deep-water Corals

Harp Seal Pup at Sunset

Search Smithsonian Ocean