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15 Cards in this Set

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  • Back

Hydrothermal Vents

An area where ocean water sinks through cracks in the ocean floor, is heated by underlying magma, and rises again through the cracks


An upward flow of cold water from the ocean depths

Neritic Zone

The part of the ocean that extends from the low-tide line out to the edge of the continental shelf.

Open Ocean Zone

The area of the ocean beyond the edge of the continental shelf


Tiny algae of the ocean beyond the edge of the continental shelf.


Free-swimming animals that can move throughout the water column


Organisms that live on the bottom of the ocean or other body of water

Inertial Zone

the area that stretchs from the highest high-tide line on land out to the point of the Continental shelf exposed by the lowest tide


a system that uses sound waves to calculate the distance to an object


the farming of saltwater and fresh water organisms


a coital inlet or bay where fresh water from rivers mixes with salty ocean water

Surface zone

extends as far as sunlight reaches below the surface; it is the only part of the open ocean the receives enough sunlight for the growth of algae

deep ocean zone

begins when the sunlight no longer reacges the water (at the end of the surface zone); it is dark and cold

surface currents

large stream of moving water at the surface that flows though the ocean: are mainly driven by winds


the part of the earths crust, waters, and atmosphere that supports life