Invasion

Invasion Description

1st Record: Pacific Grove/CA/Monterey Bay (as D. pizoni, (7/19/1939, Van Name 1945; Eldredge 1966)

Geographic Extent

Pacific Grove/CA/Monterey Bay (as D. pizoni, Van Name 1945; 1986, USNM 17608, US National Museum of Natural History 2007); Monterey/CA/Monterey Harbor (2002, Fairey et al. 2005; 2011, California Department of Fish and Wildlife 2014); Monterey Marina /CA/Monterey Bay (2003, de Rivera et al. 2005)a; Santa Cruz/CA/Santa Cruz Harbor (2003, de Rivera et al. 2005)a; Moss Landing/CA/Moss Landing Harbor, Elkhorn Slough (2001, Fairey et al. 2002; 2003, de Rivera et al. 2005a; 2011, California Department of Fish and Wildlife 2014)