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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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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
Eradication “Elimination of every single individual from areas in which re-colonization is unlikely to occur.”
Sources • National Park Service • U.S. Fish and Wildlife Service • Hawaii Department of Agriculture • Hawaii Invasive Species Committees • Others NPS USFWS HDOA ISC’s
Spatial Attributes • Size of island • Size of infestation
Size of Island Large island Small island Harder Easier
Size of Infestation Large infestation Small infestation Harder Easier
Biological Attributes • Detectability • Generation time • Dispersal • Seed bank
Detectability Cryptic Conspicuous Harder Easier
Generation Time Quick to seed Slow to seed Harder Easier
Dispersal Wind Bird Sterile Harder Easier
Seed Bank Long-lived Short-lived None Harder Easier
Socio / Political Attributes • Landowners • Mandate • Response • Authority • Support
Number of Land Owners Many landowners One landowner Harder Easier
Mandate to Protect Resources No mandate Mandate exists Harder Easier
Responsive Control Team No response team Response team ready Harder Easier
Clear Legal Authority No legal authority Legal authority in place Harder Easier
Community Support No support Broad based support Harder Easier