These include the sunlight zone (epipelagic), the twilight zone (mesopelagic), the midnight zone (bathypelagic), the abyssal zone (abyssopelagic), and the hadal zone (trenches) ...

Imagine a world where sunlight barely penetrates, where darkness reigns and strange, glowing creatures drift silently through ...

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 ...

It's generally thought that the zone got its name from its liminal state: a murky space where the last rays of sunlight can reach ...