Invasion

Invasion Description

1st Record: China Camp/CA/San Pablo Bay (1959, Newman 1963)

Geographic Extent

China Camp/CA/San Pablo Bay (1959, Newman 1963); Marin County/CA/Corte Madera Creek, San Pablo Bay (1960, Newman 1963); Rodeo/CA/San Pablo Bay (1960, Newman 1963); John F. Kennedy Park, Napa/CA/Napa River (1993, Cohen and Carlton 1995); Petaluma/CA/Petaluma River (1993, Cohen and Carlton 1995);