Salmon Senescence

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Spring 2010 presentation on salmon research efforts

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Salmon Senescence

  1. 1. Fishing for mechanisms regulating senescence in sockeye salmon Steven Roberts Tom Quinn Leslie Jensen Caroline Storer
  2. 2. salmon biology
  3. 3. salmon biology environmental change
  4. 4. model for aging
  5. 5. model for aging
  6. 6. model for aging
  7. 7. resource allocation
  8. 8. resource allocation
  9. 9. natural selection and heritability
  10. 10. natural selection and heritability
  11. 11. What physiological processes regulate senescence?
  12. 12. Research to date
  13. 13. Hansen Creek 2009
  14. 14. what’s next? focus
  15. 15. what’s next? focus on cellular mechanism
  16. 16. what’s next? focus on cellular mechanism
  17. 17. what’s next? Senescence rate Bear Nutrients Temperature Climate Humans Salmon Stream Toxins Food
  18. 18. what’s next? Senescence rate Bear Nutrients Temperature Climate focus Humans Salmon Stream Toxins Food
  19. 19. Summer 2010 } • Fin clip and tag early arriving fish • Fin clip and tag late arriving fish
  20. 20. Summer 2010 } • Fin clip and tag early arriving fish • Fin clip and tag late arriving fish
  21. 21. Summer 2010 } • Fin clip and tag early arriving fish • Fin clip and tag late arriving fish • Fin clip each day
  22. 22. Summer 2010 } • Fin clip and tag early arriving fish • Fin clip and tag late arriving fish • Fin clip each day }
  23. 23. Summer 2010 } • Fin clip and tag early arriving fish • Fin clip and tag late arriving fish • Fin clip each day } • Sacrifice day 6 & 7 post tag
  24. 24. Summer 2010 } • Fin clip and tag early arriving fish • Fin clip and tag late arriving fish • Fin clip each day } • Sacrifice day 6 & 7 post tag } ngs

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