Invasion

Invasion Description

1st Record: Ventura/CA/Santa Clara River mouth (Bell 1975)

1st Watershed Record: CA/Santa Clara River estuary (1934, Bell 1978USGS Nonindigenous Aquatic Species Program 2014)

Geographic Extent

Ventura/CA/Santa Clara River mouth (Bell 1975)
; Ventura/CA/Santa Clara River estuary (Bell 1978; Lafferty and Page 1997)