Oh, you didn’t get an invite to the shark party? Shame, because on the underwater mountains off Ascension Island, it’s ...

Young sea turtles actively swim and choose their paths instead of drifting. New satellite tracking reveals their movements.

A lot of people aren't comfortable swimming in open water ... This thrilling deep-sea fish was voted the world's ugliest animal by the Ugly Animal Preservation Society. But its jelly-like skin ...

Humpback whales tend to be pretty low on the list of animals you have to worry about encountering if you're out in the open ocean. However, one guy in ...

Photo Credit: NASA Oxygen-starved ocean “dead zones,” where fish and animals cannot survive, have been expanding in the open ocean and coastal waters for several decades as a result of human ...