How much does U.S. Postal Service (USPS) pay? U.S. Postal Service (USPS) pays its employees an average of $60,199 a year.
The pelagic zone can be thought of in terms of an imaginary cylinder or water column that goes from the surface of the sea almost to the bottom. Conditions differ deeper in the water column; the pressure increases, the temperature drops and less light penetrates.he pelagic zone can be contrasted with the benthic and demersal zones at the bottom of the sea. The benthic zone is the ecological region at the very bottom of the sea.
Open Ocean. The open ocean or pelagic zone is the largest area of the marine ecosystem and contains a diverse environment of life. Although the pelagic zone has the greatest volume and vertical range of any life zone, it is only home to about 10% of all marine species.