Invasion

Invasion Description

1st record: Oakland/CA/Lake Merritt (San Francisco Bay) (Carlton 1979)

Geographic Extent

Oakland/CA/Lake Merritt (San Francisco Bay) (Carlton 1979, Cohen and Carlton 1995); Petaluma/CA/Petaluma River Turning Basin (Cohen et al. 2005); Moss Landing, North/CA/Elkhorn Slough (36.81347N; 121.78812W, 2003, de Rivera et al. 2005); Hudson Landing West/CA/Elkhorn Slough (36.856733N; 121.75495W, 2003, de Rivera et al. 2005)