Ocean Life & Ecosystems

From the tiny to the titanic, from the familiar to the undiscovered, the ocean offers a stunning diversity of marine life and nearly every kind of habitat imaginable. Dive in and explore them here.

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Dr. Clyde Roper discusses the fascinating anatomy of the giant squid ( Architeuthis dux) in this excerpt of "Eyeball to Eyeball," an episode of Errol Morris' First Person television series. Watch Architeuthis and Eyeball...
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Coral reefs are beautiful, vibrant ecosystems that house roughly one quarter of...
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Scientists in the Division of Fishes at the Smithsonian's National Museum of...

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Ever collected something a bit strange? Snow globes, pens, stamps and coins are fairly typical, but museum collections can have some odd groups. Like...
Invasive species are often in the news these days, with human-transported...
It was a hot and sunny day, with barely a whiff of breeze. I boarded a boat...

DIVE DEEPER

There are more than 500 species of sharks swimming in the world’s ocean. Yet when most people think of these cartilaginous...