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Lecture 14 THE BIOSPHERE
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Lecture 14 THE BIOSPHERE. The three zones of the lakes. Littoral water is shallow and well lit. diversity greatest here. Limnetic open, sunlit water past the littoral. extends to a depth where photosynthesis is insignificant.
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Lecture 14 THE BIOSPHERE
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The three zones of the lakes • Littoral • water is shallow and well lit. • diversity greatest here. • Limnetic • open, sunlit water past the littoral. • extends to a depth where photosynthesis is insignificant. • Communities of phytoplanktons (cyanobacteria, green algae and diatoms) are abundant here.
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