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Aquatic Ecology: Biodiversity in Aquatic Systems

Aquatic Ecology: Biodiversity in Aquatic Systems. G. Tyler Miller’s Living in the Environment 13 th Edition Chapter 7. Key Concepts. Factors that influence aquatic systems. Saltwater life zones. Freshwater life zones. Human activities that affect aquatic systems.

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Aquatic Ecology: Biodiversity in Aquatic Systems

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  1. Aquatic Ecology: Biodiversity in Aquatic Systems G. Tyler Miller’s Living in the Environment 13th Edition Chapter 7

  2. Key Concepts • Factors that influence aquatic systems • Saltwater life zones • Freshwater life zones • Human activities that affect aquatic systems

  3. Aquatic Environments: Types, Components, and Limiting Factors • Marine systems • Freshwater systems • Plankton • Nekton • Benthos • Euphotic zone • Dissolved oxygen Fig. 7-2 p. 145

  4. Saltwater Life Zones • Coastal zone • Estuaries • Coastal wetlands • Mangroves • Intertidal zones • Barrier islands

  5. Ocean Zones Fig. 7-7 p. 148 Refer to Figs. 7-11 & 7-12 p. 151 & 152

  6. Coral Reefs Fig. 7-16 p. 154

  7. Freshwater Life Zones • Standing water • Flowing water Fig. 7-20 p. 158

  8. Fig. 7-21 p. 158 Types of Lakes: Oligotrophic

  9. Fig. 7-21 p. 158 Types of Lakes: Eutrophic

  10. Fig. 7-22 p. 159 Seasonal Changes in Lakes • Epilimnion • Thermocline • Hypolimnion • Fall overturn • Springoverturn

  11. Fig. 7-23 p. 160 River Systems • Drainage basin • Runoff • Floodplain • Watershed

  12. Inland Wetlands Fig. 7-25 p. 162

  13. Sustainability of Aquatic Life Zones • Coral reef destruction • Loss of biodiversity • Pollution • Sedimentation • Renewability • Natural purification

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