Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
27914
| AZ | | lower Colorado River | 1950 |
15030104
| Imperial Reservoir | established |
27362
| AZ | | lower Colorado River | 1973 |
15030104
| Imperial Reservoir | established |
27364
| AZ | Yuma | Colorado River just below Morelos Dam | 1966 |
15030107
| Lower Colorado | established |
27693
| AZ | Yuma | Colorado River, lower just north of mouth of Gila River | 1980 |
15030108
| Yuma Desert | established |
29476
| CA | | Colorado River, lower | 1950 |
15030104
| Imperial Reservoir | failed |