Find out everything there is to know about fish and stay updated on the latest news with the comprehensive articles, interactive features and fish pictures at Learn more about these fascinating creatures as scientists continue to make amazing discoveries about fish.
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Latest Articles

Electric Embrace: Eels Curl Up to Supercharge Shocks
An eel curling with prey in its mouth.
October 28th, 2015
Electric eels have a shocking way of demobilizing their dinner.
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Eating More Fish Linked to Lower Risk of Depression
Salmon, olive oil, broccoli and lemon on a cutting board.
September 10th, 2015
Eat a lot of fish may lower the risk of depression, a new analysis suggests.
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One Fish, Two Fish, But is It True Fish? (Video)
fish naming rules, red snapper, grouper
July 28th, 2015
The menu says snapper, or grouper, or even puffer fish — but what is really on your plate?
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Fish Jaw in the Eye: Beachgoer Leaves with Odd Malady
Doctors found the jaws of a fish in the eyelid of a man who went swimming in the Red Sea. On the left, an image of the man's droopy eyelid. On the right, an image of the fish jaws removed during surgery.
September 16th, 2015
A tourist to the Red Sea left with an unwanted souvenir: a pair of fish jaws in his eyelid, according to a new report of the case.
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8-Foot-Long Bull Shark Pulled from Potomac River
A bull shark.
September 4th, 2015
Think sharks only live in the ocean? Think again.
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6 Strangest Hearts in the Animal Kingdom
Squid heart
February 13th, 2015
Hearts have become iconic symbols of Valentine's Day, but when it comes to hearts in the real world, one size doesn't fit all — particularly in the animal kingdom.
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Ancient Human-Size Fish Breathed with Lungs
natural environment coelacanth
September 15th, 2015
Before the dinosaur age, the coelacanth — a hefty, mysterious fish that now breathes with its gills — sported a well-developed lung, a new study finds.
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Sexual Harassment in the Animal Kingdom? How Female Guppies Escape
Female and 2 Male Guppies
August 28th, 2015
When boy guppies pester the girls they like, it can actually make the female fish better at swimming away, a new study finds.
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Huge Beached Oarfish Sports 7-Foot-Long Ovaries
An oarfish that washed ashore on Catalina Island on June 1, 2015.
June 5th, 2015
A stroll on the beach turned strange for two co-workers this week when they stumbled upon a giant (and newly deceased) deep-sea creature that had made its way ashore.
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