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12 Cards in this Set
- Front
- Back
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OLIGOTROPHIC LAKE
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a nutrient-poor, clear lake with few phytoplankton
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EUTROPHIC LAKE
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a lake that has a high rate of biological productivity supported by a high rate of nutrient cycling
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LITTORAL ZONE
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in a lake, the shallow, well-lit waters close to shore
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WETLAND
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a habitat that is inundated by water at least some of the time and that supports plants adapted to water-saturated soil
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INTERTIDAL ZONE
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the shallow zone of hte ocean adjacent to land and between the high- and low- tide lines
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OCEANIC PELAGIC ZONE
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most of the ocean's waters far from shore, constantly mixed by ocean currents
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CORAL REEF
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typically a warm-water, tropical ecosystem dominated by the hard skeletal structures secreted primarily by the resident cnidarians. Some reefs also exist in cld, deep waters
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MARINE BENTHIC ZONE
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the ocean floor
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NERITIC ZONE
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the shallow region of the ocean overlying the continental shelf
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ABYSSAL ZONE
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the part of the ocean's benthic zone between 2,000 and 6,000 m deep
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DEEP-SEA HYDROTHERMAL VENT
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a dark, hot, oxygen-deficient environment associated with volcanic activity on or near the seafloor. The porducers in a vent community are chemoautotrophic prokaryotes
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ESTUARY
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the area where a fresh water stream or river merges with the ocean
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