The Global Fisheries System

1. The Global Fisheries System Craig Harris Department of Sociology 27 October 2005

2. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global

3. Sun + Nutrients = Forage • tropical areas of greatest insolation

5. Sun + Nutrients = Forage • tropical areas of greatest insolation • ocean topography of continental shelves and banks

9. Sun + Nutrients = Forage • tropical areas of greatest insolation • ocean topography of continental shelves and banks • riverine transport of nutrients from continental weathering

13. Sun + Nutrients = Forage • tropical areas of greatest insolation • ocean topography of continental shelves and banks • riverine transport of nutrients from continental weathering • upwelling of nutrients

15. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks

17. Major tuna ports of the world

19. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics

20. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia

22. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on aquatic habitat quality

23. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on aquatic habitat quality • Ozone depleting substances and the ozone hole

25. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on water quality • Ozone depleting substances and the ozone hole • Montreal Protocols on ozone depleting substances

27. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on water quality • Ozone depleting substances and the ozone hole • Montreal Protocols on ozone depleting substances • Persistent organic pollutants (POPs)

30. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on water quality • Ozone depleting substances and the ozone hole • Montreal Protocols on ozone depleting substances • Persistent organic pollutants (POPs) • Treaty On Persistent Organic Pollutants

32. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on water quality • Ozone depleting substances and the ozone hole • Persistent organic pollutants (POPs) • Riverine transport of pollutants

33. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on water quality • Ozone depleting substances and the ozone hole • Persistent organic pollutants (POPs) • Riverine transport of pollutants • nutrients  anoxic zones

36. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on aquatic habitat quality • Ozone depleting substances and the ozone hole • Persistent organic pollutants (POPs) • Riverine transport of pollutants • nutrients  anoxic zone in gulf of mexico • toxic chemicals lead to declines in north atlantic

38. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on water quality • Ozone depleting substances and the ozone hole • Persistent organic pollutants (POPs) • Riverine transport of pollutants • Conversion of shorelines and estuaries

39. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on water quality • Ozone depleting substances and the ozone hole • Persistent organic pollutants (POPs) • Riverine transport of pollutants • Conversion of shorelines and estuaries • tourism and elite residences

42. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • Highly migratory and straddling stocks • Introduction of exotics • Tilapia • Influences on water quality • Ozone depleting substances and the ozone hole • Persistent organic pollutants (POPs) • Riverine transport of pollutants • Conversion of shorelines and estuaries • tourism and elite residences • aquaculture

43. Mangrove trees stand in mud on roots that look like stilts above water that contains a high degree of salt.

45. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • The production of fish is globally organized and supported

46. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • The production of fish is globally organized and supported • investment in the fisheries

47. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • The production of fish is globally organized and supported • investment in the fisheries • Private

49. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • The production of fish is globally organized and supported • investment in the fisheries • Private • Public

50. The Global Fisheries System • The biophysical environment of the world’s major fisheries is global • The production of fish is globally organized and supported • investment in the fisheries • Private • Public • World Bank