The European Commission recently announced that it will protect 16,000 square kilometers (6,200 square miles) of the deep sea — known as “vulnerable marine ecosystems” — in EU waters in the northeast ...

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 ...

NICE, France—The deep sea—Earth’s largest and least-explored biome—is taking center stage at the United Nations Ocean conference this week, where marine experts are demanding world leaders end bottom ...

A recent meeting of the intergovernmental body that manages fisheries in the North Pacific Ocean failed to confer new protections for the Emperor Seamount Chain, a massive and richly biodiverse set of ...