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Sophi Bromenshenkel is an unlikely shark -lover. She's eight years old and hails from Minnesota, a state that couldn't be further from the ocean. But a family vacation to Florida changed everything. When she...
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Great white sharks are athletic hunters, leaping completely out of the water as...
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Reef sharks rarely get any love. These sharks, comprising several species,...
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Starting this Sunday, August 1st, the fins will be circling on a television...

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The sea's largest fish has been a mystery until recent decades. Thanks to electronic tags, researchers are uncovering some of the secrets of the whale shark ( Rhincodon typus Smith, 1828 ). One tagged animal, dubbed "Rio Lady,"...
An X-ray image of a Monterey skate ( Raja montereyensis ) reveals a spine...
"Tens of millions of sharks are killed each year, often only for their fins...

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

The Ocean Blog

Great White Sharks breach to hunt -- with split-second timing they grab an unsuspecting seal or sea lion in one swift snatch. Follow the action in this slideshow of a breaching sequence .
Named for the radiant blue color on its back and sides, the blue shark ( Prionace glauca ) traverses the world’s temperate and tropical seas. Known for traveling great distances and being a swift...
Sharks have young in three different ways. After internal fertilization, some species lay a thick egg case that encloses the shark embryo (seen in the photo here). Most species are ovoviviparous,...
Grey reef sharks ( Carcharhinus amblyrhynchos ) are among the most versatile and tough predators on a Pacific coral reef, but they are also among the most vulnerable species, as they are threatened...
Gray reef sharks ( Carcharhinus amblyrhynchos ) are known for being active at night. They are considered Near Threatened by the IUCN Red List due to fishing and the loss of their coral reef habitat...
by Caty Fairclough Sharks have been feared hunters ever since people first observed them swimming in the vast ocean. Yet today, sharks are declining rapidly on a global scale because humans have...
From a distance, Henry the Fish looks like a typical quirky and colorful sculpture you'd find in a small beach town. But when you look up close, Henry begins to change. His bright yellow and red...
The goblin shark ( Mitsukurina owstoni ) is one of the creepier fish out there! It has a long, prominent snout covered with special sensing organs (ampullae of Lorenzini) that help it to sense...
This photo of a freshly cut dorsal fin from a scalloped hammerhead shark ( Sphyrna lewini ) , was taken in 2006 on a long-lined fishing boat in Cocos Island, 300 miles off the Pacific coast of Costa...
Great White Sharks ( Carcharodon carcharias ) are powerful swimmers, capable of going 50 kph / 35 mph. They can migrate long distances, from Hawaii to California, and from South Africa to Australia...
Ever heard of a cookie-cutter shark ( Isistius brasiliensis )? They look like your average shark —sort of menacing and streamlined—but their name comes from how they feed. They eat smaller animals (...
The smallest shark, a dwarf lantern shark ( Etmopterus perryi ) is smaller than a human hand. It's rarely seen and little is known about it, having only been observed a few times off the northern tip...
Millions of sharks are caught each year for their dorsal fins, which are prized for shark fin soup. Top predators like sharks are important to maintaining biodiversity, and their removal can have...
Great White Sharks breach to hunt -- with split-second timing they grab an unsuspecting seal or sea lion in one swift snatch. Follow the action in this slideshow .
I want snack, so give me cookie! The cookie cutter shark ( Isistius brasiliensis ) is as fearless as they come! This small, 20-inch shark can take on giants like whales and larger sharks, and have...
Guitarfish, rays, and other bycatch are tossed from a shrimp boat in La Paz, Mexico in 2006. Many species caught as bycatch are never monitored, and, insofar as they have important roles in the...
Two fossilized teeth from a megalodon ( Carcharodon megalodon ) dating back more than 20 million years. Their teeth can reach a diagonal length of seven inches! The ancestry of great white sharks has...
Great White Sharks breach to hunt -- with split-second timing they grab an unsuspecting seal or sea lion in one swift snatch. Follow the action in this slideshow .
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