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11 Cards in this Set
- Front
- Back
Hydrothermal vents |
an area where ocean water sinks through cracks in the ocean floor, is heated by the underlying magma, and rises again through the cracks. |
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Upwelling |
an upward flow of cold water from the ocean depths |
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Neritic zone |
the part of the ocean that extends from the low-tide line out to the edge of the continental shelf |
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Open ocean zone |
the area of the ocean beyond the edge of the continental shelf |
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plankton |
tiny algae and animals that float in water and carried by waves and currents |
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Nekton |
free swimming animals that can move through out the water column |
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Benthos |
organisms that live on the bottom of the ocean or other bodies of water |
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Intertial zone |
the area that stretches from the highest high-tide line on land out to the point on the continental shelf exposed by the lowest low tide |
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sonar |
a system that uses sound waves to calculate the distances to an object |
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Aquaculture |
the farming or salt water and fresh water organisms |
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Estuary |
a coastal inlet or bay where fresh water from rivers mixes and salty ocean water |