Today's Catch

Chimaera from the Deep

This rarely-seen smalleyed rabbitfish ( Hydrolagus affinis ), belonging to the order of Chimaera, was caught during a research trip to the Mid-Atlantic Ridge in 2004 sponsored by the Census of Marine Life . In Greek mythology, chimeras were beasts...

Comb Jelly Reflecting Colors

Light refracts off the comb-rows of the Mertensia ovum , a ctenophore , producing stripes of rainbow colors . The jelly eats copepods and small crustaceans that become stuck to its sticky tentacles. View the “Under Arctic Ice” photo essay to learn...
A juvenile swimming crab sits on a bed of sargassum seaweed.

Adult Swimming Crab

When they get larger, Portunus sayi are formidable predators, quick to consume any smaller animal that comes within reach. Fish, other crustaceans, and even smaller members of their own species are not safe from this hungry sargassum swimming crab....

Flounder Faces Pollution and Overfishing in Baltic Sea

For centuries, the Baltic Sea has provided European flounder ( Platichthys flesus ) and other fish for millions of people to consume. Since the early 1980s, the nations surrounding the sea have coordinated their efforts to protect its health through...

Emperor Angelfish

The rich colors of emperor angelfish make them a vibrant version of royalty. They are curious fish that will come and greet their human visitors. However this unique coloring is not shared with all ages. Young emperor angelfish, like the one in this...

The Smithsonian Marine Collections

A behind the scenes look at the NMNH ocean-related collections and their importance to research and discovery.Read more

Fossil tooth spiral

This fossil tooth whorl of the ancient shark Helicoprion , dates back 290 million years. For a long time, people didn't know what the shark looked like—but, thanks to a CT scan of a fossil, researchers finally put the pieces together in 2013. Read...

Millions of Brittlestars

A huge colony of brittlestars (likely Ophiacantha rosea ) covers the peak of a seamount in the deep ocean. What’s the attraction? Food! Their arms reach out for tiny food particles carried by the swift Antarctic Circumpolar Current. More about the...

Arctic Copepod

This copepod Calanus hyperboreus (up to 7mm in length) lives in the Arctic , usually within 500 meters of the surface. To survive the cold Arctic winters, Calanus hyperboreus builds up dense fat (lipid) supplies on its body, which makes it a...

Florida Manatee in a Fresh Water Spring

Florida Manatee ( Trichechus manatus latirostris ) swimming within a fresh water spring on Crystal River in Florida. Note the tree roots on the right of the frame which make up a portion of this unique ecosystem. Fish aggregate around the manatee...

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