Invasion

Invasion Description

1st record- CA/Monterey Bay (establishment unknown, 1916, Carlton and Zullo 1969; Carlton 1979); 1st established record: CA/Elkhorn Slough (1998, Wasson et al. 1998; de Rivera et al. 2005)

Geographic Extent

CA/Monterey Bay (establishment unknown, 1916, Carlton and Zullo 1969; Carlton 1979); CA/Mouth of Salinas River, Monterey Bay (establishment unknown, 1954, Carlton and Zullo 1969; Carlton 1979); CA/Elkhorn Slough (established, 1998, Wasson et al. 1998; de Rivera et al. 2005); Moss Landing/CA/Moss Landing Harbor (2011, California Department of Fish and Wildlife 2014)