The deep ocean remains one of Earth’s last great frontiers — a pitch-black, high-pressure world where sunlight never reaches ...

Deep chlorophyll maximum (DCM) is a common oceanographic phenomenon characterized by a significant peak in chlorophyll concentration at a specific depth below the ocean surface. DCM formation is ...

The deep-sea environment comprises a wealth of distinct ecosystems, such as hydrothermal vents, cold seeps and subsurface habitats. A multitude of bacteria and archaea live in these distant niches ...

Photos show the 2-foot-long deep-sea animal found off the coast of Japan.

The Trump administration plans to fast-track permits for deep-sea mining, despite pushback from conservation groups that warn that too little is known about delicate ecosystems deep underwater.

Blobfish’s remarkable comeback story, from ‘world’s ugliest animal’ to New Zealand’s fish of the year - Ugly Animal Preservation Society mascot beats fellow deep-sea critter orange ...

That’s when they discovered three new species of deep-sea spiders. In addition to living exclusively in methane seeps and hydrothermal vents on the ocean floor, the Sericosura sea spiders displayed a ...

Fish flee for their lives in rare, chilling video of bottom trawling The never-before-seen footage of sea creatures struggling in fishing nets is featured in National Geographic’s new ...

The deep-sea creatures off the coast of Oregon are as enigmatic as the ocean itself. They represent a small part of a vast and complex ecosystem that remains largely unknown.

Fisherwomen have petitioned the government for support to help them acquire deep-sea fishing vessels to compete with Chinese ships fishing in Kenyan waters.