Invasion

Invasion Description

1st Record: Pittsburg/CA/Sacramento River (1978, Orsi et al. 1983)

Geographic Extent

Pittsburg/CA/Sacramento River (1978, Orsi et al. 1983); Decker Island/CA/Sacramento River (1978, Orsi et al. 1983); CA/Carquinez Strait (1980, Orsi et al. 1983; Ambler 1985); Port of Stockton/CA/San Joaquin River (Cohen and Carlton 1995); Hood/CA/Sacramento River (Cohen and Carlton 1995); Sacramento/CA/Sacramento Turning Basin (Fairey et al. 2002); Bull Island/CA/Napa River (2003-2005, Bollens et al. 2014)