Invasion

Invasion Description

1st Record: Rossmoor (Los Angeles)/CA/San Gabriel River, where it empties into the San Gabriel River estuary (7/23/2011, USGS Nonindigenous Aquatic Species Program 2013)

Geographic Extent

Rossmoor (Los Angeles)/CA/San Gabriel River, where it empties into the San Gabriel River estuary (7/23/2011, USGS Nonindigenous Aquatic Species Program 2013)