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Coastalecosystemresponses to influences from land and sea<br />A USGS DOI on the Landscape project<br /><ul><li>Alaska Sci...
Coastalecosystemresponses to influences from land and sea<br />Mike Murray, Monterey Bay Aquarium<br />Seth Newsome, Univ....
Pacific Nearshore Project<br />The Question:<br />What factors are contributing to the status and trends of contemporary s...
The Approach<br />Using:<br /><ul><li>History, prior data, & traditional tools
Advancing technologies</li></ul>To answer questions interesting to science and society<br />
The Study Area<br />*<br />   Sea  otter populations<br />*  Threatened<br />*<br />Watershed inputs<br />
Status of sea otter populations and coastal marine ecosystems<br /><ul><li>Trends in abundance span wide range
Divergent trends within single “population”
Threats and influences in the nearshore(various sources and scales)
Density dependent factors
Watershed influences
Oceanic influence</li></li></ul><li>A Swim through the Nearshore<br />
Offshore<br />Nearshore<br />Distinctions<br /><ul><li>Phytoplankton-driven
Zooplankton pathway
Nutrient limited
Light limited
Extreme depths
Layered
Macro algae-driven
Benthic inverts pathway
Space limited
Substrate important
Depth limits
Mixed</li></ul>Linkages<br /><ul><li>Nutrient exchange
Egg, larvae, juvenile transport
Migration & life cycles</li></li></ul><li>Nearshore<br />Watershed<br />Linkages<br /><ul><li>Fresh water, nutrients, sedi...
Contaminants, pathogens,</li></li></ul><li>NearshoreInvertebrate Web<br />
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Nearshore Study Presentation 2011 Project Meeting Overviewkknew

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An overview of one of our current projects

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Nearshore Study Presentation 2011 Project Meeting Overviewkknew

  1. 1. Coastalecosystemresponses to influences from land and sea<br />A USGS DOI on the Landscape project<br /><ul><li>Alaska Science Center</li></ul>J.L. Bodkin, C. Zimmerman, D. Douglas<br />C. Kolden, V. vonBiela<br /><ul><li>Western EcologicalResearch Center</li></ul>A.K. Miles, L. Bowen, M.T. Tinker, W.M. Perry, R. Lugo, J. Yee<br /><ul><li>Western FisheriesResearch Center</li></ul>L. Thorsteinson, D. Reusser, J. Saarinen <br />
  2. 2. Coastalecosystemresponses to influences from land and sea<br />Mike Murray, Monterey Bay Aquarium<br />Seth Newsome, Univ. Of Wyoming<br />Linda Nichol, DFO Canada<br />Shawn Larson, Seattle Aquarium<br />Heather Coletti, National Park Service<br />North Pacific ResearchBoard<br />Exxon Valdez Oil Spill Trustee Council<br />USFWS<br />CaliforniaDept. Fish and Game<br />CaliforniaCoastalConservancy<br />Partners<br />
  3. 3. Pacific Nearshore Project<br />The Question:<br />What factors are contributing to the status and trends of contemporary sea otter populations, and by extension to the nearshore?<br />
  4. 4. The Approach<br />Using:<br /><ul><li>History, prior data, & traditional tools
  5. 5. Advancing technologies</li></ul>To answer questions interesting to science and society<br />
  6. 6. The Study Area<br />*<br /> Sea otter populations<br />* Threatened<br />*<br />Watershed inputs<br />
  7. 7. Status of sea otter populations and coastal marine ecosystems<br /><ul><li>Trends in abundance span wide range
  8. 8. Divergent trends within single “population”
  9. 9. Threats and influences in the nearshore(various sources and scales)
  10. 10. Density dependent factors
  11. 11. Watershed influences
  12. 12. Oceanic influence</li></li></ul><li>A Swim through the Nearshore<br />
  13. 13. Offshore<br />Nearshore<br />Distinctions<br /><ul><li>Phytoplankton-driven
  14. 14. Zooplankton pathway
  15. 15. Nutrient limited
  16. 16. Light limited
  17. 17. Extreme depths
  18. 18. Layered
  19. 19. Macro algae-driven
  20. 20. Benthic inverts pathway
  21. 21. Space limited
  22. 22. Substrate important
  23. 23. Depth limits
  24. 24. Mixed</li></ul>Linkages<br /><ul><li>Nutrient exchange
  25. 25. Egg, larvae, juvenile transport
  26. 26. Migration & life cycles</li></li></ul><li>Nearshore<br />Watershed<br />Linkages<br /><ul><li>Fresh water, nutrients, sediments
  27. 27. Contaminants, pathogens,</li></li></ul><li>NearshoreInvertebrate Web<br />
  28. 28. NearshoreInvertebrate Web<br />Linkages<br />Watershed<br />Offshore<br />
  29. 29. Latitude<br />Effects<br />
  30. 30. Latitude<br />Effects<br />
  31. 31. Latitude<br />Effects<br />
  32. 32. Conceptual Design<br />Watershed Inputs<br />Marine Productivity<br />Sea Otter Population <br />Status & Trend<br />Sea Otter Health<br />Diet & Nutrition<br />
  33. 33. Conceptual Design<br />Watershed Inputs<br />Marine Productivity<br /><ul><li>Remote Sensing</li></ul>(T, Chlorophyll, etc)<br /><ul><li>Otolith Growth Increments
  34. 34. Stable Isotope Microchem.</li></ul>Sea Otter Population <br />Status & Trend<br />Sea Otter Health<br />Diet & Nutrition<br />
  35. 35. RemoteSensing<br />Prince William Sound<br />Big Sur<br />Sitka<br />
  36. 36. Estimates of Nearshore Marine Productivity & Carbon Source<br />
  37. 37. Conceptual Design<br />Watershed Inputs<br />Marine Productivity<br />Sea Otter Population <br />Status & Trend<br />Sea Otter Health<br />Diet & Nutrition<br /><ul><li>Energy Recovery Rate
  38. 38. Body Condition</li></li></ul><li>SeaOtterEnergyRecovery Rates & Body Condition<br />
  39. 39. Conceptual Design<br />Watershed Inputs<br /><ul><li>GIS- geoaccounting
  40. 40. Modified Habitat
  41. 41. Industrialization</li></ul>Marine Productivity<br />Sea Otter Population <br />Status & Trend<br />Sea Otter Health<br />Diet & Nutrition<br />
  42. 42. WatershedGeoaccounting<br />OUTPUT<br />Discharge: <br />156 m3 / s<br />Silviculture<br />Agriculture<br />Human density <br />Urbanization<br />Industrialization<br />Coastal development<br />Invasive species<br />Hydrology<br />Sediment/nutrient flux <br />Lead: <br />0.03 kg<br />Phosphorous: <br />0.156 kg<br />Nitrogen: 0.468 kg<br />Suspended Sediment: <br />125 kg<br />
  43. 43. Conceptual Design<br />Watershed Inputs<br />Marine Productivity<br />Sea Otter Population <br />Status & Trend<br />Sea Otter Health<br />Diet & Nutrition<br /><ul><li>Gene Expression & Vet Screenings
  44. 44. Infectious Disease
  45. 45. Contaminants
  46. 46. Other Stressors</li></li></ul><li>VeterinarianScreenings<br /><ul><li>Physical Examination
  47. 47. CBC
  48. 48. Serum Chemistry
  49. 49. Disease Specific Serology</li></ul>Gene Expression<br /><ul><li>>10 genes in 5 functional systems
  50. 50. immune defense
  51. 51. cellular injury
  52. 52. signal transduction
  53. 53. xenobiotic metabolism
  54. 54. tumorigenesis</li></li></ul><li>Data Analyses?<br />
  55. 55. Sex /<br />Repr. stat.<br />/ Age<br />Watershed<br />factors<br />Blood, serum,<br />gene expression<br />Data Analyses?<br />Hierarchical model<br />Energy<br />Recovery<br />rate<br />Pollution<br />& Pathogens<br />Nutrients<br />Prey<br />availability<br />Regression<br />(site-month<br /> level)<br />Health<br />Factor 2<br />Health<br />Factor 3<br />Health<br />factor 1<br />
  56. 56. Education & Outreach<br />
  57. 57. Marine Productivity: Chlorophyll<br />Ocean productivity (chlorophyll) in the nearshore, <br />March vs May (from Pirhala et al. 2009)<br />
  58. 58. Acknowledgements<br />In addition to the researchers and partners:<br />
  59. 59. invertebrates<br />invertebrates<br />invertebrates<br />Watershed<br />inputs<br />Data Analyses?<br />Ecosystem SEM<br />SST<br />Pollution<br />& Pathogens<br />Ocean<br />temperature<br />color<br />Nutrients<br />Ocean<br />chlorophyll<br />Food web<br />(other)<br />Food web<br />(kelp based)<br />Sea otter<br />health fac. 2<br />Short-term, <br />multi-site<br />data<br />Sea otter<br />Health fac. 1<br />Prey<br />availability<br />Sea otter diet &<br />energy recovery<br />Population<br />status <br />(growth, l)<br />

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