Inspired by their round disc-like shape, ocean sunfish were given the nickname mola, which in Latin means “millstone”. In addition to their odd appearance and elusive behavior, ocean sunfish are known ...

If you liked this story, share it with other people. I have spent much of my life studying predatory fishes in East Africa’s coastal waters, but never have I been more concerned about their future.

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 ...

Darkness dominates most of the ocean. Sunlight fades quickly as you descend, and by the time you reach the deep sea, natural ...