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2004 Resolution on the Conservation of Tuna in the eastern Pacific Ocean (Resolution C-04-09)

Evaluation of the 2004 Resolution on the Conservation of Tuna in the eastern Pacific Ocean (Resolution C-04-09). 2004 Resolution on the Conservation of Tuna in the eastern Pacific Ocean (Resolution C-04-09).

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2004 Resolution on the Conservation of Tuna in the eastern Pacific Ocean (Resolution C-04-09)

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  1. Evaluation of the 2004 Resolution on the Conservation of Tuna in the eastern Pacific Ocean (Resolution C-04-09)

  2. 2004 Resolution on the Conservation of Tuna in the eastern Pacific Ocean (Resolution C-04-09) • a 6-week closure during the third OR fourth quarter of the year for purse-seine fisheries • Longline catches are not to exceed 2001 levels.

  3. Change in purse seine effort from 2003 (BET fisheries)

  4. Change in purse seine effort from 2003 (YFT fisheries)

  5. Change in longline effort

  6. Methods • Projected the population forward 7 years, starting in 2004, assuming that the conservation measures were not implemented • 6-week closure occurred in the third quarter for bigeye tuna; increased effort by 86% • 6-week closure occurred in the forth quarter for yellowfin tuna; increased effort by 86% • Longline: ratio of catch in 2003 to catch in 2004 was used to increased the effort for restricted countries. southern longline fishery effort was increased by 39% for all quarters

  7. Bigeye results

  8. Bigeye Fmsy

  9. Bigeye results

  10. Bigeye results: restricted/unrestricted

  11. Yellowfin results

  12. Yellowfin Fmsy

  13. Yellowfin results

  14. Yellowfin results: restricted/unrestricted

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