Two rare deep-sea oarfish washed up on the beaches of Cabo San Lucas, Mexico.

Two deep-sea oarfish, also known as “doomsday fish,” surfaced near the shoreline in Cabo San Lucas, Mexico, at the same time earlier this month. The unusual sighting, captured by beachgoers who ...

Two deep-sea oarfish — nicknamed “doomsday fish” for their folkloric ties to earthquakes — washed up near the shoreline in Cabo San Lucas, Mexico, stunning beachgoers and sparking online fascination, ...

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 ...

Reviewing those rare encounters, marine scientist Mark C. Benfield at Louisiana State University (LSU) connected scattered sightings and documented the fish alive in its natural depth range. Footage ...

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 ...

In the deep ocean, where sunlight never reaches, and food drifts down like confetti, survival is less about speed and more ...

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 ...

At the bottom of the oceans, where sunlight struggles to penetrate, life organizes itself in near-permanent darkness. To navigate and survive in this hostile environment, marine creatures have had ...

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 ...

For several years now, one question has held the key to understanding just how much we should worry about the hundreds of tons of DDT that had been dumped off the coast of Los Angeles: How, exactly, ...

Arkansas Game and Fish Commission fisheries biologists urge anglers chasing big bass, particularly those fishing in and over deep water on Arkansas's public lakes and rivers, to take extra care of the ...