What are those dark spots in the water and why are lifeguards so concerned about them? All you need to know about bait balls ...

In landlocked Arizona, where the Colorado River crisis has put water use under a microscope, a new inland desert fish farm is growing barramundi — a tropical species native to Australia.

Longing to dive again? Elise Kirsten rediscovered the magic of the deep in Seychelles, where warm waters and marine life—from ...

Watch as a brave goldfish faces off against a monstrous Ogre Blob Catfish in an unexpected aquatic showdown! This ...

Its jelly-like consistency is mainly what makes it one of the 10 most ugly fish in our oceans. Imagine dropping a water balloon into a crowd-filled swimming pool; it would drift across the surface, ...

Shampoo chemicals called polyquaterniums stick to tiny aquatic animals. They slow swimming and feeding, risking ecosystems ...

Just remember that in heavy water, it’s the hard-to-reach spots that hold the neglected, and often bigger, fish. And you can’t rely on long casts to reach them.

This species, the lion's mane jellyfish, packs a painful sting and has tentacles that can stretch more than 100 feet.

In the desert of landlocked Arizona, where the Colorado River crisis has put water use under a microscope, Mainstream Aquaculture has a fish farm where it's growing the tropical species barramundi, ...

There’s something magical about a town that has its own 576-foot tall rock sitting in the ocean like nature’s exclamation point. Welcome to Morro Bay, the Central Coast’s answer to the question, ...

A patch of the Atlantic Ocean just south of Greenland is cooling while much of the world warms. The origin of this "cold blob" has been linked to weakening ocean currents that help regulate global ...