Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
281348
| CA | San Diego | Sandia Creek | 2001 |
18070302
| Santa Margarita | established |
50804
| CA | San Diego | Santa Margarita River, lower river just about tidal area on Camp Pendleton Marine Corps Base | 1983 |
18070302
| Santa Margarita | established |
1247796
| CA | San Diego | Santa Margarita River, N of Fallbrook, approx. 1 km WSW of junction of De Luz & Sandia roads | 1997 |
18070302
| Santa Margarita | unknown |