These rare deep-sea fish have a horrifying appearance with large mouths and lots of teeth to catch prey in the deep ocean.

Traces of organisms detected in sediments from 7.5 kilometers below the ocean surface reveal how organisms living in the deep sea are engineering their own environments. Analyses of sediment cores ...

Organisms in the deep sea rely on gravity flows to lay down sediment and then make burrows beneath the seafloor, according to a new study.

Among the myriad creatures that populate our ocean, some stand out as having an outsized impact on the marine environment—shaping and maintaining habitats that themselves sustain countless other forms ...

Victoria University of Wellington have discovered a species of sea squirt that is thought to be new to science.

Swim through seagrass meadows, explore ancient history and observe dugongs among coral reefs — an awe-inspiring world beneath ...

The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

Nancy Knowlton talks about the dangers facing our oceans’ coral reefs Behold the World's Smallest ... Manufacturing of bitumen-lined water bottles (01:41) A sea lion propels itself through ...

Arctic daily sea ice extent continued to hover near record daily lows in January, with the ice edge well northward of its long-term average position in most areas. In contrast to the cold conditions ...

Coral reef ecosystems are generally high in biodiversity, most often found in shallow tropical seas, and are threatened by factors including ocean acidification, global warming and sea level rise.

A recent workshop at the University of Guam Marine Laboratory has led to the formation of a specialized team to address the growing threat of crown of thorns starfish to the island's coral reefs.

and abundant deep-sea sharks," a statement from Pristine Seas said. Jenkinson said by protecting thriving reefs, surrounding areas also benefit. "When you have a fully functional reef which means all ...