Invasion
Invasion Description
1st record: Oakland/CA/Oakland Estuary, San Francisco Bay (Merritt 1875, cited by Carlton 1979)
Geographic Extent
Oakland/CA/Oakland Estuary, San Francisco Bay (Merritt 1875, cited by Carlton 1979); Dumbarton Bridge/CA/South San Francisco Bay (1927, Koifoid and Miller 1927, cited by Carlton 1979); Sierra Point Marina/CA/South San Francisco Bay (2004, Cohen et al. 2005); Coyote Point Marina/CA/South San Francisco Bay (2004, Cohen et al. 2005); Brisbane/CA/Brisbane Lagoon, South San Francisco Bay (2004, Cohen et al. 2005); Coast Guard Island, Oakland/CA/Oakland estuary (2004, Cohen et al. 2005); McNear's Beach/CA/San Pablo Bay (1950, Menzies 1957); CA/San Rafael Bay, San Francisco Bay (1950, Menzies 1957); Rodeo/CA/San Pablo Bay (1950, Menzies 1957)
Vectors
| Level | Vector |
|---|---|
| Probable | Hull Fouling |
Regional Impacts
| Economic Impact | Shipping/Boating | |
| Damage to pilings in Oakland estuary, San Francisco Bay, probably due to this isopod, was first noted in 1873 (Merritt 1875, cited by Carlton 1979). | ||