Invasion
Invasion Description
1st Records: Shelter Island, San Diego/CA/San Diego Bay (1994, Lambert and Lambert 2003); Harbor Island, San Diego/CA/San Diego Bay (1994, Lambert and Lambert 2003); Fiddlers Cove CA/San Diego Bay (1994, Lambert and Lambert 2003), J St., San Diego/CA/San Diego Bay (1994, Lambert and Lambert 2003)
Geographic Extent
Shelter Island, San Diego/CA/San Diego Bay (1994, 1995, 1996, 1997, 1998, 2000, Lambert and Lambert 2003); Harbor Island, San Diego/CA/San Diego Bay (1994, 1995, 1996, 1997, 1998, Lambert and Lambert 2003); Fiddlers Cove CA/San Diego Bay (1994, 1995, 1996, 1997, 1998, 2000, Lambert and Lambert 2003), J St., San Diego/CA/San Diego Bay (1994, 1995, 1996, 1998, Lambert and Lambert 2003); Chula Vista Marina, San Diego/CA/San Diego Bay (de Rivera et al. 2005a);l Sunroad Resort Marina Harbor/San Diego (2019, Nichols et al. 2023)
Vectors
| Level | Vector |
|---|---|
| Probable | Hull Fouling |
| Alternate | None |
Regional Impacts
| Ecological Impact | Competition | |
| Polyandrocarpa zorritensis formed 100% cover in several locations in San Diego and Mission Bays in 1994-2000, suggestive of competition (Lambert and Lambert 2003). | ||