In swarm research, a new method makes it possible to track the eye movements of fish automatically, non-invasively and in 3D. Researchers explain why this is important for understanding the 'rules of ...

Scientists leading a shark research mission happened across a stunningly rare fish, marking the first time the species has been clearly photographed.

According to the organization, the fish is a so-called “black seadevil” known by its scientific name Melanocetus johnsonii. They typically swim between 650 and 6,500 feet below the ocean’s surface.

The scary-looking fish is usually to be found more than a mile below the surface, where little to no light penetrates.

A deep-sea anglerfish, known as the Black Demon, had a rare spotting off the coast of Tenerife in the Canary Islands. Condrik ...

A deep sea creature known for living hundreds of meters below the water's surface in the darkness of the deep ocean was photographed in broad daylight last week — in what researchers are saying may be ...

Schools of fish are mesmerizing examples of collective animal behavior. Thousands of individuals move in near-perfect ...