Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
264470
| MT | Chouteau | Marias River | 1997 |
10030203
| Marias | established |
36325
| MT | Liberty | Lake Elwell on Marias River | 1990 |
10030203
| Marias | established |
36634
| MT | Liberty | Lake Elwell on Marias River | 1990 |
10030203
| Marias | established |
36326
| MT | Liberty | Lake Elwell on Marias River | 1990 |
10030203
| Marias | established |
36635
| MT | Liberty | Lake Elwell on Marias River | 1990 |
10030203
| Marias | established |
264489
| MT | Liberty | Marias River | 1997 |
10030203
| Marias | established |
300121
| MT | Liberty | Tiber Reservoir (Lake Elwell) | 2010 |
10030203
| Marias | established |
289043
| MT | Pondera | Big Flat Coulee River Miles: 1.8 to 1.9 | 2006 |
10030203
| Marias | established |
289045
| MT | Pondera | Bullhead Creek River Miles: 9.7 to 9.8 | 2006 |
10030203
| Marias | established |
292207
| MT | Pondera | Dry Fork Marias River(River Miles: 20.2 to 20.3) | 2006 |
10030203
| Marias | established |
292208
| MT | Pondera | Dry Fork Marias River(River Miles: 20.3 to 20.4) | 2006 |
10030203
| Marias | established |
292245
| MT | Pondera | Pondera Coulee(River Miles: 76.7 to 76.8) | 2006 |
10030203
| Marias | established |
289114
| MT | Pondera | Ringwald Coulee | 2006 |
10030203
| Marias | established |
264498
| MT | Pondera | Schultz Creek | 2004 |
10030203
| Marias | established |
292248
| MT | Pondera | Schultz Creek(River Miles: 8.3 to 8.4) | 2004 |
10030203
| Marias | established |
289135
| MT | Pondera | Winginaw Coulee River Miles: 0.5 to 0.6 | 2006 |
10030203
| Marias | established |