Invasion

Invasion Description

1st Record?: Berkeley/CA/Berkeley Yacht Harbor (3/5/1948, Eldredge 1966)

Geographic Extent

Berkeley/CA/Berkeley Yacht Harbor(3/5/1948, Eldredge 1966); CA/San Francisco Bay (by 1980, Abbott and Newberry 1980); Presidio Yacht Club, San Francisco/CA/San Francisco Bay (2004, Cohen et al. 2005); Richmond Marina/CA/San Francisco Bay (2002, Blum et al. 2007; 2010, Marrafini et al. 2017); San Francisco Marina/CA/San Francisco Bay (2010, Marrafini et al. 2017); San Leandro Marina/CA/San Francisco Bay (2010, Marrafini et al. 2017)