Invasion

Invasion Description

1st Record: Oakland/CA/Oakland estuary, San Francisco Bay (Sander 1936, cited by Carlton 1979)

Geographic Extent

Oakland/CA/Oakland estuary, San Francisco Bay (Sander 1936, cited by Carlton 1979; Cohen and Carlton 1995); Presidio Yacht Club/San Francisco/CA/Golden Gate (2004, Cohen et al. 2005); Port San Pablo Marina/CA/San Pablo Bay (2004, Cohen et al. 2005); Pete's Harbor/CA/South San Francisco Bay (2004, Cohen et al. 2005); Coyote Point Marina/CA/South San Francisco Bay (2004, Cohen et al. 2005); Rodeo Marina/CA/San Pablo Bay (2004, Cohen et al. 2005); 'Vierra's', near Highway 1 Bridge, Moss Landing/CA/Elkhorn Slough (1998, Wasson et al. 2001); Hummingbird Island/CA/Elkhorn Slough (1998, Wasson et al. 2001); East San Mateo Bridge/CA/South San Francisco Bay (Vassallo 1969, cited by Carlton 1979); Channel Islands, Anacapa Island, S. Side Of West Island at Cat Rock/CA/North Pacific Ocean (USNM 73730, U.S. National Museum of Natural History 2008)