1. Gina Darin, Environmental Scientist CA Department of Water Resources Division of Environmental Services CA Natural Resources Agency GIS Day Sacramento, CA November 19, 2013

3.  ID priority weed species  Inventory occurrences  Gross size of infestation (survey area)  Net size of infestation (treatment area)  Accessibility of site  Detectability of infestation Lake Tahoe SF Bay Sacramento

4. Overall Priority Impact Wildlands Agriculture Humans Regional Site Value Invasiveness Nearest Neighbor Rate of Spread Dispersal Vector Feasibility Size Reproduction Detectability Accessibility Cost WHIPPET Criteria

5. Points  10 = Very High Priority  6 = High Priority  3 = Moderate Priority  1 = Low Priority  0 = Not a priority Notice non-linear scale

7. SF Bay Area

13.  WHIPPET Excel Score calculator  Consider external circumstances  Estimate project cost using WeedSearch TM

14. Species present in San Francisco Bay Area? NO Known from adjacent or ecologically similar counties? Known to be invasive? Watch List Limited number & distribution of occurrence records? Too widespread for early detection; consider species for local control and containment projects. Confirmed limited distribution through expert review? Documented invasive? Expert assessed as invasive? Early Detection & Rapid Response List No Listing YES NO No Listing

16.  Bay Delta Conservation Plan  Fish Restoration Program  Oroville Weed Management Plan

18. Any Questions??? Contact Gina.Darin@water.ca.gov