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Forest Starr Kim Starr Lloyd Loope*

A Preliminary Review of Plant Eradications in the Hawaiian Archipelago: HOW TO STACK THE ODDS IN YOUR FAVOR. Forest Starr Kim Starr Lloyd Loope*. *USGS Pacific Island Ecosystems Research Center Haleakala Field Station. Eradication.

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Forest Starr Kim Starr Lloyd Loope*

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  1. A Preliminary Review of Plant Eradications in the Hawaiian Archipelago:HOW TO STACK THE ODDS IN YOUR FAVOR Forest StarrKim StarrLloyd Loope* *USGS Pacific Island Ecosystems Research Center Haleakala Field Station

  2. Eradication “Elimination of every single individual from areas in which re-colonization is unlikely to occur.”

  3. Hawaii

  4. Plant Eradications in Hawaii

  5. Sources • National Park Service • U.S. Fish and Wildlife Service • Hawaii Department of Agriculture • Hawaii Invasive Species Committees • Others NPS USFWS HDOA ISC’s

  6. Factors Determining Success

  7. Spatial Attributes • Size of island • Size of infestation

  8. Size of Island Large island Small island Harder Easier

  9. Size of Infestation Large infestation Small infestation Harder Easier

  10. Biological Attributes • Detectability • Generation time • Dispersal • Seed bank

  11. Detectability Cryptic Conspicuous Harder Easier

  12. Generation Time Quick to seed Slow to seed Harder Easier

  13. Dispersal Wind Bird Sterile Harder Easier

  14. Seed Bank Long-lived Short-lived None Harder Easier

  15. Socio / Political Attributes • Landowners • Mandate • Response • Authority • Support

  16. Number of Land Owners Many landowners One landowner Harder Easier

  17. Mandate to Protect Resources No mandate Mandate exists Harder Easier

  18. Responsive Control Team No response team Response team ready Harder Easier

  19. Clear Legal Authority No legal authority Legal authority in place Harder Easier

  20. Community Support No support Broad based support Harder Easier

  21. PAU

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