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Sustaining Aquatic Biodiversity

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Presentation on theme: "Sustaining Aquatic Biodiversity"— Presentation transcript:

1 Sustaining Aquatic Biodiversity
G. Tyler Miller’s Living in the Environment 14th Edition Chapter 13

2 Key Concepts Economic and ecological importance
Effects of human activities Protecting and sustaining aquatic diversity Protecting and sustaining fisheries Protecting and restoring wetlands

3 The Importance of Aquatic Biodiversity
Coral reefs Deep ocean floor Estuaries Lakes and streams Food items Fig p. 253 Medicines and drugs

4 Human Impacts on Aquatic Biodiversity
Species loss and endangerment Marine habitat loss and degradation Freshwater habitat loss and degradation Overfishing Nonnative species

5 Protecting and Sustaining Marine Biodiversity
Protect endangered and threatened species International agreements Integrated coastal management Reconciliation ecology Sustainable management of marine fisheries

6 Managing and Sustaining the World’s Marine Fisheries
Fishery regulations Economic approaches Protected areas Consumer information Bycatch reduction Aquaculture Refer to Fig p. 263 Nonnative species

7 Protecting, Sustaining, and Restoring Wetlands
Regulations Wetlands protection Mitigation banking Wetlands restoration Control of invasive species See Individuals Matter p. 268 Fig p. 267

8 Protecting, Sustaining, and Restoring Rivers
Pollution Disruption of water flow Loss of biodiversity Invasive species Fig p. 269

9 Life Cycle of Wild Salmon
Fig p. 270

10 Rebuilding Salmon Populations
Build upstream hatcheries Repopulating streams Build fish ladders Transport salmon around dams Reduce silt runoff Restrict dam construction Refer to Fig p. 271


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