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16 Cards in this Set

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Payton

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Hydro thermal Vents

an area where ocean water sinks through cracks on the ocean floor, Is heated by underlying magma and rises again through the cracks.

Upwelling

an upward flow of cold water from the oceans depths.

Neuritic 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 beyond the edge of the continental shelf

Plankton

tiny algae and animals that float in water and are carried by waves and currents.

Nekton

Free swimming animals that can move through the water column.

Benthos

organisms that live on the bottom of the ocean or other body of water.

Inertial zone

The area that stretches from the highest high tide lines on land out to the point on the continental shelf exposed by the lowest low tide.

Sonar

A system that uses sound waves to calculate the distance of an object.

Aquaculture

the farming of freshwater or salt water organisms.

Estuary

a coastal inlet or bay where fresh water from rivers mix with salty ocean water.

Surface zone

extends as far as sunlight reaches below the surface, is only part of the ocean that gets enough sun to grow algae.

Deep ocean zone

Begins when the sunlight no longer reaches the water, is dark and cold.

Surface Currents

Is large stream of moving water at the surface that flows trough the ocean.

Biosphere

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