The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

The deepest regions of Earth's oceans, known as the abyssal and hadal zones, lie at least as far under the water's surface as ...

Ocean depth is divided into zones: littoral, bathyal, abyssal and hadal. The deepest part of the ocean, the hadal zone, is anywhere deeper than six kilometres. What is the average depth of the ocean?

According to the organization, the fish is a so-called “black seadevil” known by its scientific name Melanocetus johnsonii. They typically swim between 650 and 6,500 feet below the ocean’s surface.

Having set off on such a deep dive, the Titan may well currently be in an area of the ocean known as the ‘midnight’ zone. At this sea depth, which is also known as the bathypelagic zone ...

The three-year research initiative will focus on deep-sea areas in the Pacific Ocean, including parts of the hadal zone, which extends to depths of 36,000 feet and accounts for 45 percent of the ...

Photo Credit: NASA 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 ...