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.

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

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 ...

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 ...

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 ...