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 ...

By Will Dunham WASHINGTON, Feb 18 (Reuters) - For more than a century, biology textbooks have stated that vision among vertebrates - people included - is built from two clearly defined cell types: ...

A newly discovered visual cell in deep-sea fish larvae is reshaping long-held assumptions about how vertebrates see the world.

Some deep-sea fish may be able to see light in a different way from most other vertebrates, according to a new study. The ...

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 ...

The deep sea is cold, dark and under immense pressure. Yet life has found a way to prevail there, in the form of some of Earth’s strangest creatures. Since deep-sea critters have adapted to near ...

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 ...

A deep-sea anglerfish was recently spotted swimming in broad daylight in the Canary Islands. The sighting is rare as the fish typically stays in the depths of the ocean below the sunlight zone. It’s ...

Arkansas Game and Fish Commission fisheries biologists urge anglers chasing big bass, particularly those fishing in and over ...