Invasion

Invasion Description

1st Established Record: Impound Marina, Long Beach/CA/Long Beach Harbor (2000, Cohen et al. 2002) 1st Record: San Diego/CA/San Diego Bay (1927, failed, Kofoid and Miller 1927, cited by Carlton 1979)

Geographic Extent

Impound Marina, Long Beach/CA/Long Beach Harbor (2000, Cohen et al. 2002, established)