Ateam of marine biologists has discovered 16 species of "ultra-black" fish that absorb more than 99% of the light that hits their skin, making them virtually invisible to other deep-sea fish. The ...

For aquarium enthusiasts looking to add a touch of the extraordinary to their tanks, there’s a world of unusual fish species ...

Rare deep-sea anglerfish spotted on ocean's surface for first time 00:44. In what may be the world's first-ever recorded sighting, a black seadevil — anglerfish known for living thousands of ...

A humpback anglerfish (Melanocetus johnsonii)—a species known as a black seadevil—was spotted off the coast of Tenerife. This terrifying deep-sea fish is typically found at depths of 200 to ...

Last year, the country exported more than 78,000 tonnes of trout raised in its cooler northern Black Sea waters, a figure 16 ...

In an underground river of southern China, a scaly creature with four nostrils tucked itself into a burrow. Its “large” eyes ...

The new minnow species, Phoxinus kottelati, is able to change its color pattern during spawning, according to a study. Photo ...

Anglers, scientists found silver fish with “large” eyes, “gelatinous” snout and discover a new species: black-mouth beardfish, study said.

The “large” creature with “thornlets” down its back had been previously misidentified as two different species, researchers ...

New ‘Grumpy’ fish species discovered in Red Sea. ... Some were dark red and others were yellowish-orange and white, with dark black pupils and iridescent golden rings that surround them.