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30 Cards in this Set
- Front
- Back
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tiny algae and animales that float in the water and are carried by waves/currents
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plankton
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free swimming animales that can move throughout the water colume
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nekton
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organisms that inhabit the ocean FLOOR (bottom)
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benthos
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stretches from the highest high tide line on land out to the contintel shelf
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intertidal zone
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movement of sand along the beach
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longshore drift
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underwater ridge
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sandbar
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hills of wind blown sand
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dunes
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long low lying sand deposites
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barrier beaches
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extends from lowest tide line to the edge of the contintel shelf
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neritic zone
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beyond the edge of the contintell shelf
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open ocean zone
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root like strands that hook on to alge and rocks
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hold feet
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ring shaped ring surrouding a shallow lagoon
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atoll
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production of light by living things
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biolummnesence
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an area where ocean water sinks through crasks in the ocean floor is headed and rises
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hydrothermal vent
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the forming of slatwater and fesh water organisms
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aquaculture
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metals around pecies of shell
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nodules
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tide with the greates difference between high and low tide
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spring tide
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tide in which water reaches its lowest point on the beach each day
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low tide
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tide in which water reaches its highest point on the beach each day
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high tide
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tide with the least difference between high and low tide
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neap tide
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what are three types of physical factors that dertermine where ocean organisms live.
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salinity (amout of salt)
water temp light |
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what are three conditions that organisms in this zone must overcome
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exposed to low tide pounding waves and changes in the temp and amout of salt
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how do waves cause beach erosion
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wave remove and bring new sand
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what are two kinds of c aostal wetlands
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slat marshes and mangrove forsests
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costal inlet or bay where fresh water from a river mixes with ocean water
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isturarys
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why is there such a great varity of organisms in the neritic zone
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it receives sunlihgt and has a steady amout of nutrients
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an area of high and low tides
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interdial zone
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extends from the low tide line all the way to the contintel shlf
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neritic zone
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from the contintal shelf out ward
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open ocean
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suface zone
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suface of whater... most organisms
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