Describe the living conditions in the aquatic environment.

The aquatic environment is one of the areas of life for various organisms. Food and lifestyle depend on the temperature, pressure and salinity of the water cover. There are several types of living organisms living in water:
– nekton – large animals (whales, fish, etc.);
– plankton – small animals moving with the help of currents (zooplankton and phytoplankton);
– neuston – living on the surface (beetles, algae, etc.);
– benthos – living on the bottom (zoobenthos and phytobenthos);