Ch. 11&13 Review Questions  Sustaining Aquatic Resources & Fisheries Management

Return question sheet when you are done using it! Remember the 3 R’s______

1.Describe the major ecological and economic problem(s) of Africa’s Lake Victoria.
2. List four major human impacts on aquatic biodiversity in terms of habitat loss and degradation.

3. Explain how most commercial marine fishing can be viewed as an example of the tragedy of the commons.

4. What is bycatch?

5. Describe how exotic introductions have affected the populations of freshwater or saltwater aquatic species.

6. List four factors that make it difficult to protect marine biodiversity.
7. List four threats to marine sea turtles. What is a TED?
8. Distinguish between toothed whales and baleen whales. Explain how commercial whaling has been an example of the tragedy of the commons, and list 2 pros and 2 cons of resuming commercial whaling.

9. List three factors that contributed to the near extinction of the blue whale (see spotlight on o. 259).

10. How did whales become commercially extinct, and what was the role of the IWC in the management of whale populations? Which countries still whale currently?

11. Compare and contrast EEZ (exclusive economic zones) with the high seas. How would these relate to the tragedy of the commons premise?

12. Compare marine protected areas (MPA’s) with Marine Reserves

13. What is integrated coastal management.

14. Give two examples of the use of reconciliation ecology in protecting, sustaining, and restoring aquatic systems?
15. Describe3 of the fish harvesting techniques.

  1. Describe the projections of fish populations using (a) maximum sustained yield (MSY), (b) optimum sustained yield (OSY).
  2. Provide one example for each item listed below that demonstrates to prevention of overfishing and protection of marine biodiversity by (a) enacting fishery regulations, (b) using economic approaches, (c) setting aside protected area, (d) providing consumer information, (e) reducing bycatch, (f) aquaculture, and (g) managing nonnative invasions.
  3. List the one advantage and one disadvantage of limiting access to marine fisheries by (a) international and national laws, (b) community-based comanagement
  4. Describe the status of wetland protection in the United States and list two ways to improve wetlands protection.
  5. Describe the ecological and water supply problems of south Florida’s Everglades, and describe efforts to deal with these problems.
  6. Describe a two of threats posed to the Great Lakes from invasions by nonnative species.
  7. Describe efforts to manage the Pacific Northwest’s Columbia River for people and wild salmon.
  8. Describe the National Wild and Scenic Rivers System in the United States.