Invasion

Invasion Description

Assumed to have been introduced at about the same time as the first record in Central SF Bay.

Geographic Extent

CA/Napa River (Cohen and Carlton 1995); CA/San Pablo Bay (Cohen and Carlton 1995,; Rodeo Marina/CA/San Pablo Bay (2004, Cohen et al. 2005); Petaluma Turning Basin/CA/Petaluma River (2004, Cohen et al. 2005); Port San Pablo Yacht Harbor/CA/San Pablo Bay (2004, Cohen et al. 2005)