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Sustaining Aquatic Biodiversity G. Tyler Miller’s Living in the Environment 14 th Edition Chapter 11 G. Tyler Miller’s Living in the Environment 14 th Edition Chapter 11
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Key Concepts Economic and ecological importance Effects of human activities Protecting and sustaining aquatic diversity Protecting and sustaining fisheries Protecting and restoring wetlands
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The Importance of Aquatic Biodiversity Coral reefs Estuaries Deep ocean floor Food items Lakes and streams Medicines and drugs Fig. 13-2 p. 253
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Human Impacts on Aquatic Biodiversity Species loss and endangerment Marine habitat loss and degradation Freshwater habitat loss and degradation Overfishing Nonnative species
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Protecting and Sustaining Marine Biodiversity Protect endangered and threatened species International agreements Integrated coastal management Reconciliation ecology Sustainable management of marine fisheries
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Managing and Sustaining the World’s Marine Fisheries Fishery regulations Economic approaches Bycatch reduction Protected areas Nonnative species Consumer information Aquaculture Refer to Fig. 13-9 p. 263
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Protecting, Sustaining, and Restoring Wetlands Regulations Mitigation banking Wetlands protection Wetlands restoration Control of invasive species See Individuals Matter p. 268 Fig. 13-11 p. 267
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Protecting, Sustaining, and Restoring Rivers Pollution Disruption of water flow Loss of biodiversity Fig. 13-13 p. 269 Invasive species
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Life Cycle of Wild Salmon Fig. 13-14 p. 270
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Rebuilding Salmon Populations Build upstream hatcheries Repopulating streams Build fish ladders Transport salmon around dams Reduce silt runoff Restrict dam construction Build upstream hatcheries Repopulating streams Build fish ladders Transport salmon around dams Reduce silt runoff Restrict dam construction Refer to Fig. 13-15 p. 271
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