It's long been a staple on seafood menus and in frozen fish fillets at the grocery store. But dig a little deeper and orange roughy (also known as deep sea perch) is actually one of the most ...

The fish was found at 200 to 2,000 meters below the surface. At least 16 types of recently discovered deep-sea fish are among the darkest creatures ever found, according to a study published Thursday.

Behold, the latest in deep-sea fashion: An unfortunate fish sporting parasitic copepods as pigtails. An international team of scientists affiliated with the Schmidt Ocean Institute and the Woods Hole ...

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

Fish that survive in extreme deep-sea environments have developed the same genetic mutation despite evolving separately and at different times, researchers say. The scientists also found industrial ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

Mesopelagic fish, long overlooked in ocean chemistry, are now proven to excrete carbonate minerals much like their shallow-water counterparts—despite living in dark, high-pressure depths. Using the ...

Deep-sea fish, a group of inhabitants of the most light-deprived and harsh environments on our planet, have been discovered to possess a vision similar to humans. This groundbreaking finding not only ...

For decades, oceanographers have known that something did not add up in the deep sea. Huge predators like sharks and tunas ...

A new study offers the first direct evidence that deep-dwelling mesopelagic fish, which account for up to 94% of global fish biomass, excrete carbonate minerals at rates comparable to shallow-water ...

An "odd-looking" deep-sea fish recently washed ashore on an Oregon beach to the surprise of a local aquarium. The Seaside Aquarium in Seaside, Oregon, published pictures of the dead fish in an April ...