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

Deep sea fish makes surprise appearance near the ocean's surface ...

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.

Without its usual crowd of spectators, Kaikyokan’s sunfish essentially started to fall into a deep-sea depression. “We couldn’t figure out the cause and took various measures, but one of the ...

Scientists say the crustaceans have developed a visual system based on proteins that help them detect the little light that ...

A solitary sunfish at an aquarium in southwestern Japan lost its appetite, began banging into the side of the fish tank and appeared unwell days after the facility closed last month for renovations.

The Kaikyokan Aquarium in Shimonoseki, Japan, which is closed as it undergoes renovations, revealed in a post on X that its staff had to think out of the box to help one of its sunfish struggling ...

But after some tugs, pulls, and even with the help of a rope at one point, the deputy managed to wiggle the fish free, pushing it to sea. Sunfish are known for being clumsy swimmers.

Ocean sunfish live in the open sea in temperate and tropical regions all over the world, and have washed ashore in places as varied as Australia, California, Portugal, Spain and Oregon.