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

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

The ocean twilight zone, also known as the mesopelagic zone, is a layer of the ocean located between 200 and 1,000 meters ...

The sunlight zone, extending from the surface to about 656 feet (200 meters), is where photosynthesizing plants can grow due ...