11-Population Biology - Ecology cont 11/24/10 General...

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Click to edit Master subtitle style 11/24/10 Ecology cont General Biology Dr. Kerby
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11/24/10 Notes Exam grades are posted. Also estimated current grade (at the end). Homework due Friday Go to computer labs for beginning of lab (on D2L) Reading through the labs beforehand will drastically speed up your time in lab.
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11/24/10 Aquatic World Marine Estuary Freshwater Not recognized by vegetal form but physical factors (salinity, depth, flow) Influenced by surrounding biome (Desert streams vs. Woodland streams)
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11/24/10 Estuary Where freshwater meets saltwater Variable salinity with tides and rainfall (0-3%) Nutrient rich Salt tolerant
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11/24/10 Estuary They provide nursery areas for oysters, crabs, and many fishes They are often bordered by extensive coastal
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11/24/10 Freshwater Lakes (lentic) Streams and Rivers (lotic)
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11/24/10 Lake Zones Relative depth important- light, temperature, nutrients Littoral- close to shore l Macrophytes l Snails, crayfish, insects l Amphibians, small fish Limnetic- away from shore l Primary production from phytoplankton l Larger fish
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11-Population Biology - Ecology cont 11/24/10 General...

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