Much of our knowledge about whale sharks comes from either snorkeling with the giant fish or watching them from boats. This ...

Add Yahoo as a preferred source to see more of our stories on Google. In what may be the world's first-ever recorded sighting, a black seadevil — anglerfish known for living thousands of feet beneath ...

The lipstick-wearing fish "walks" along the ocean floor, ready for a night out. So long as that night out doesn't involve any swimming, that is.

From a research vessel in the Pacific Ocean, scientists watched the feeds of several cameras sitting on the seafloor. Miles below, a deep-sea fish approached the camera’s bait then, changing its mind, ...

The Atlantic bluefin tuna is one of the most remarkable predators in the ocean. Capable of swimming at speeds of up to 40 mph, crossing the Atlantic in just a few months, and surviving in both icy and ...

Some have even become favourites among divers and underwater photographers simply because they look too cute to be real. Here ...

Favignana, off the west coast of Sicily, is known for its stone quarries, clear waters and fabled fish. A writer explores by land and by water. Swimmers at Cala Bue Marino in Favignana, one of a group ...