The abyssal zone is the deepest part of the ocean, which starts at approximately

The abyssal zone is the deepest part of the ocean, which starts at approximately 4.000 meters deep. enviroment: It's a dark and cold environment. Sunlight does not reach this depth, then everything is shrouded in complete darkness. The temperatures are very low, usually around 2 to 4 degrees Celsius. ground: The bottom of the abyssal zone is composed mainly of mud and fine sand. There may be features such as seamounts and deep valleys. The terrain is generally flat or slightly sloping. fauna: The creatures that live there are adapted to the extreme pressure and lack of light.. This includes species such as the abyssal fish., the giant squid, and several species of bioluminescent invertebrates that emit their own light to attract prey or communicate. atmosphere: To capture the feeling of vastness and isolation, the background should look vast and empty. Add a sense of pressure with dark blue and black tones.