Invasion

Invasion Description

1st Record: Redwood City/CA/San Francisco Bay (1962, California Academy of Science 2009)

Geographic Extent

Redwood City/CA/San Francisco Bay (CAS 27011, 1962, Cohen and Carlton 1995; California Academy of Science 2009); Oakland/CA/Lake Merritt (CAS 15405, 1963, California Academy of Science 2009); Berkeley Aquatic Park, along western shore/CA/San Francisco Bay (1967, Center for Aquatic Resource Studies 2009); Napa Valley Marina, inner floating docks,/CA/Napa River (2001, CAS 215487, California Academy of Science 2009); Eden-Alviso Landing Salt Pond complex, South San Francisco Bay (Mejia et al. 2008)