A world-first study led by Museums Victoria Research Institute has revealed that beneath the cold, dark, pressurized world of ...

In 2024, deep-sea expeditions filmed exceptional footage of deep-sea animal and species discoveries, including rare nautilus sightings, giant squids, and unique behaviors.

“It’s a paradox. The deep sea is highly connected, but also incredibly fragile,” said Dr. O’Hara. “Understanding how life is distributed and moves through this vast environment is essential if we want ...

The deep sea begins roughly 200 meters below the surface, at the depth where sunlight disappears. It makes up more than 90% of the ocean’s volume, yet most of what lies beneath remains a mystery.

The deep sea refers to the part of the ocean below 200 meters (656 ft.), at which light begins to disappear. Despite making up more than 90% of the Earth’s marine environment, ...