Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
278689
| CA | San Diego | Lake Hodges [just S of Escondido] | 1959 |
18070304
| San Diego | unknown |
4766
| CA | San Diego | Lakeside, ponds | 1932 |
18070304
| San Diego | established |
619867
| CA | San Diego | San Diego County | 1932 |
18070304
| San Diego | established |
278688
| CA | San Diego | San Dieguito River, San Diego County | 1959 |
18070304
| San Diego | unknown |
164558
| CA | San Diego | Sweetwater River in the San Diego National Wildlife Refuge | 2005 |
18070304
| San Diego | unknown |