What do you know about plankton? They may be the smallest organisms in the ocean, but plankton play an enormous role in the ocean food chain.

Giacomo Palavicini's conservation efforts convinced Honduras to declare a moratorium on shark fishing, making him our July 2015 Sea Hero.

Say hello to these prehistoric sharks — including the infamous Megalodon!

After years of searching, divers discover the remains of three long-lost wrecks and reveal more details about their mysteries.

Residents of the Faroe Islands have slaughtered about 250 pilot whales in the last 24 hours, according to reports from Sea Shepherd and global media.

When pioneer marine biologist Dr. Eugenie Clark — also known as the Shark Lady — died this past February she had compiled a nearly 75-year legacy of scientific research.

The Wicked Dolphin Rum Distillery in the Cape Coral, Florida, creates the Sunken Barrel Mohawk Reserve rum underwater. The liquor sold out in an hour.

If you spy one of these ocean oddities, consider yourself lucky. These pelagic travelers pop up in every ocean, and though the world’s largest bony fish can grow to the size of a sedan, they spend much of their lives in deep, open ocean, where they remain something of a mystery.

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