The ocean water column is made up of 5 zones. The sunlight zone, the twilight zone, the midnight zone, the abyss and the trenches. Sunlight Zone.

As scientists reveal we have only explored 0.001 per cent of the deep ocean, an interactive graphic shows what is lurking beneath the waves.

Oxygen-starved ocean “dead zones,” where fish and animals cannot survive, have been expanding in the open ocean and coastal waters for several decades as a result of human agricultural and industrial ...

As the ocean warms, areas of the ocean will become depleted in oxygen, ... "About 2 percent of the ocean is covered by these zones already at 500 meters [1,600 feet] depth," he said.

As the UN’s COP15 talks on biodiversity got under way in Montreal on Wednesday, FRANCE 24 spoke to marine biologist Françoise Gaill about marine “dead zones” and their link to global warming.

Oxygen-deficient zones in the open oceans shrank during long warm periods in the past, contrary to widespread expectations. This has significant implications for the oceans under human-driven global ...

Some of the most powerful earthquakes emanate from remote ocean-floor faults. Geophysicists are now laying networks of sensors to keep tabs on these hidden killers.

More than one-fifth of the global ocean—an area spanning more than 75 million sq km—has been the subject of ocean darkening over the past two decades, according to new research.

The ocean floor is shaping up to be the next theater of global resource competition, and China’s diplomatic efforts are positioning it to lead in deep-sea mining.

Hycean worlds are also called ocean worlds. They're planets covered in oceans that also have thick hydrogen atmospheres. There are no confirmed hycean worlds but many candidates. Even though they ...