Definition, Meaning & Synonyms

bathyal

adjective

/ˈbæθ.i.əl/

Definition

Relating to the deeper parts of the ocean, typically at depths of about 200 to 2000 meters.

Examples

Some unique species of fish are found in the bathyal region of the ocean.
The bathyal zone plays a crucial role in marine biodiversity.
Scientists study bathyal organisms to understand better how life adapts to extreme conditions.

Meaning

The term ‘bathyal’ is used in oceanography to describe the ecological zone of the ocean that lies between the continental shelf and the abyssal zone, generally encompassing the depths where light penetration is minimal, and the environment is characterized by cooler temperatures and increased pressure.