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Pair of Angelfish
A pair of French Angelfish (Pomacanthus paru) swim off the coast of Brazil. This...
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A Dusky Jawfish Protecting Its Brood
Much like our friend the seahorse, the males of this fish raise the young. As you...
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The Amazing Color Changing Corkwing Wrasse
The corkwing wrasse, or gilt-head, changes color depending on its age, sex, and...
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The Dragon of the Sea
Just like other seahorse species, male weedy sea dragons are the ones to get...
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The Eastern Cleaner Clingfish
The Eastern cleaner-clingfish (Cochleoceps orientalis) has its job title in its...
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Cardinalfish Dad with a Mouthful of Eggs
Cardinalfish (Cheilodipterus sp.) dads do their part to protect their eggs by...
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Sockeye Salmon, Adams River, British Columbia, Canada
“Every four years, sockeyes come inland from the Pacific to spawn. The year 2010...
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Mystery from the Deep: The Puzzling Case of the Whalefish
In 1895, two Smithsonian scientists described a new kind of deep sea creature,...
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Smithsonian Fish Collections
There are about 4 million specimens in the fish collection housed at the National...
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Tapetail
This fish’s tail looks like a long streamer. It lives near the ocean’s surface...
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Elevator Rudists
These "elevator" rudists, an ancient bivalve, used one long heavy valve to anchor...
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