Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
115605
| CA | | Colorado River | 1991 |
15030104
| Imperial Reservoir | established |
644312
| CA | | Imperial Reservoir drainage | 1998 |
15030104
| Imperial Reservoir | established |
156053
| CA | | Sacramento River | 1999 |
18020005
| Sacramento Headwaters | collected |
644313
| CA | | Yuma Desert drainage | 1998 |
15030108
| Yuma Desert | established |
156048
| CA | Contra Costa | San Pablo Reservoir | 1976 |
18050002
| San Pablo Bay | established |
1545053
| CA | Fresno | Coke Hallowell Center for River Studies, near reclaimed mining pond | 2019 |
18040001
| Middle San Joaquin-Lower Chowchilla | unknown |
156046
| CA | Imperial | Imperial Valley, head of Gulf of California | 1976 |
18100204
| Salton Sea | established |
115904
| CA | Imperial | pond on state game farm, Calipatria | 1945 |
18100204
| Salton Sea | collected |
115905
| CA | Imperial | Salton Sea, shore near Mullet Island | 1952 |
18100204
| Salton Sea | collected |
115694
| CA | Los Angeles | El Dorado Park, city of Long Beach | 1994 |
18070106
| San Gabriel | collected |
156049
| CA | Los Angeles | San Gabriel River | 1976 |
18070106
| San Gabriel | established |
156047
| CA | Riverside | Salton Sea (HUC6) non-specific | 1976 |
18100200
| Salton Sea | eradicated |
156050
| CA | San Diego | Lower Otay Reservoir | 1985 |
18070304
| San Diego | established |
156051
| CA | San Diego | San Diego River | 1985 |
18070304
| San Diego | established |
156052
| CA | Santa Clara | Los Gatos Creek (tributary to Guadalupe River) | 1999 |
18050003
| Coyote | collected |
1463616
| CA | Stanislaus | San Joaquin River, north of the confluence with Tuolumne River | 2018 |
18040002
| Lower San Joaquin River | unknown |