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

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

The Importance of Aquatic Biodiversity Coral reefs Deep ocean floor Estuaries Lakes and streams Food items Fig. 13-2 p. 253 Medicines and drugs

Extinction Clip

Pollution Hurts the Sea Clip

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

Protecting and Sustaining Marine Biodiversity Protect endangered and threatened species International agreements (see 257-258) Integrated coastal management Reconciliation ecology Sustainable management of marine fisheries

Managing and Sustaining the World’s Marine Fisheries Fishery regulations Economic approaches Protected areas Consumer information Bycatch reduction Aquaculture Refer to Fig. 13-9 p. 263 Nonnative species

Georges Banks Groundfish Harvest Fig. 14-26 p. 300

Major Commercial Fishing Methods Spotter airplane Trawler fishing Fish farming in cage Purse-seine fishing trawl flap sonar trawl lines fish school trawl bag fish caught by gills Drift-net fishing Long line fishing float buoy lines with hooks Figure 14-24 Page 299

Sea Food Production Fig. 14-16 p. 287

Protecting, Sustaining, and Restoring Wetlands Regulations Wetlands protection Mitigation banking Wetlands restoration Control of invasive species See Individuals Matter p. 268 Fig. 13-11 p. 267

Protecting, Sustaining, and Restoring Rivers Pollution Disruption of water flow Loss of biodiversity Invasive species Fig. 13-13 p. 269

Life Cycle of Wild Salmon Fig. 13-14 p. 270

Rebuilding Salmon Populations 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