| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
36460
| MT | Wibaux | Beaver Creek | 1990 |
10110204
| Beaver | established |
|
292360
| MT | Wibaux | Beaver Creek(River Mile: 71.7 to 141.9) | 2010 |
10110204
| Beaver | established |
|
292361
| MT | Wibaux | Beaver Creek(River Mile: 71.7 to 141.9) | 1997 |
10110204
| Beaver | established |
|
292359
| MT | Wibaux | Beaver Creek(River Miles: 105.5 to 105.6) | 2005 |
10110204
| Beaver | established |
|
292358
| MT | Wibaux | Beaver Creek(River Miles: 84.3 to 84.4) | 1999 |
10110204
| Beaver | established |
|
289722
| MT | Wibaux | Little Beaver Creek River Miles: 8.3 to 8.4 | 2005 |
10110204
| Beaver | established |