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Atlantic (blue fin) tuna: http://dotearth.blogs.nytimes.c om/2008/11/26/the-tuna-tragedy- of-the-commons/ http://www.sciencemag.org/cgi/c ontent/full/1161473/DC2 podcast from Science Salmon: • Alexandra Morton ‘s Salmon fight //video.nytimes.com/video/playlist/science/1194811622277/index.html#11948311
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Atlantic (blue fin) tuna: 26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons

Dec 20, 2015

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Page 1: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

Atlantic (blue fin) tuna:

• http://dotearth.blogs.nytimes.com/2008/11/26/the-tuna-tragedy-of-the-commons/

• http://www.sciencemag.org/cgi/content/full/1161473/DC2 podcast from Science

Salmon:

• Alexandra Morton ‘s Salmon fighthttp://video.nytimes.com/video/playlist/science/1194811622277/index.html#1194831199078

Page 2: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

http://www.nytimes.com/2005/05/03/science/earth/03tuna.html?_r=1

Page 3: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

http://www.nytimes.com/2005/05/03/science/earth/03tuna.html

Page 4: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

http://www.peterbrueggeman.com/uw/tonnara.pdf

Page 5: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

Fisheries management

• http://ec.europa.eu/fisheries/press_corner/press_releases/2008/com08_90_en.htm

Page 6: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

The Unnatural History of the Sea

By Callum Roberts

Aberdeen, Scotland, North Sea

Page 7: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

Black Sea Bass, 146kg, Santa Catalina Island, 1909

Common Skate, Ireland, early 20th century

Page 8: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

Sharks catch, Pacific coast of Panama, 1920, that day they landed 3 TONS of sharks by three anglers!

Groupers (300-500 pounds), Key West, Florida, 1950

Page 9: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

Heaps of abalone shells in Santa Barbara, Calif., from a 1920 postcard. (Census of Marine Life)

Page 10: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

Fishing down the food web…..Dr. Daniel Pauly

http://www.tethys.org/download/pdf/Bearzi_ConsBiol_InPress.pdf

Page 11: Atlantic (blue fin) tuna:  26/the-tuna-tragedy-of-the-commons/ 26/the-tuna-tragedy-of-the-commons/

Coast of Mexico, rays

Why so abundant?