A deep-sea dragon fish, an apex predator with enormous jaws filled with fang-like teeth, seen during Dive 674 along a transect on the southeastern flank of an unexplored and unnamed seamount located ...

At the bottom of the world’s trenches, there’s a fish that shouldn’t exist. Here’s how it earned the title of the ...

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 ...

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 ...

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 ...