Hurricanes move massive amounts of sediment from shallow reefs to deep oceans, affecting ecosystems long-term.

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

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.

Scientists from King Abdullah University of Science and Technology (KAUST) and the National Center for Wildlife (NCW) report in PNAS NEXUS an unusual ecosystem below the third largest coral reef ...

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 ...

Could lumpy metallic rocks in the deepest, darkest reaches of the ocean be making oxygen in the absence of sunlight?

The deep sea, covering approximately 65% of Earth's surface, has long been considered a biological desert. In this extreme ...