An exploratory expedition describes two deep-sea, low-oxygen ecosystems in the Red Sea, including some surprising fish. The ...

A massive sea creature has been found in the Pacific Ocean near Malaulalo, Solomon Islands. The creature stretches over 100 feet wide and is 300 years old.

According to the National Oceanic and Atmospheric Administration’s study of Hawaii’s deep-sea coral reefs, 43 percent of the documented fish species were endemic, far greater than the 17 ...

Marine researchers from Te Herenga Waka—Victoria University of Wellington have discovered a species of sea squirt that is thought to be new to science. The sea squirt was found off Rakiura ...

YouTuber Barny Dillarstone left viewers stunned after heading on a late-night adventure underwater in Bali to find weird and ...

Teeming with life, a healthy coral reef is one of the noisiest places in the ocean ... Sorry to surface... But are you a deep-sea enthusiast? Explore the inky depths in our expert-led, online and ...

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.

Scientists discover a new species of damselfish, Chromis abadhah, in the deep-sea coral reefs of the Maldives, highlighting the importance of exploring and protecting marine biodiversity.

Shannon Klein and colleagues explored two subsurface oxygen-depleted zones in deep reaches of a Red Sea coral reef system with remotely operated vehicles (ROVs) and crewed deep-sea vehicles as ...