Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
292068
| MT | Richland | Missouri River(River Miles: 1,623.4 to 1,623.5) | 2001 |
10060005
| Charlie-Little Muddy | established |
292087
| MT | Roosevelt | Missouri River(River Miles: 1,623 to 2,097.1) | 1994 |
10060005
| Charlie-Little Muddy | established |
292086
| MT | Roosevelt | Missouri River(River Miles: 1,623 to 2,097.1) | 1999 |
10060005
| Charlie-Little Muddy | established |
36422
| MT | Roosevelt | Poplar River | 1990 |
10060003
| Poplar | established |
289017
| MT | Roosevelt | West Fork Poplar River River Mile: 0 to 86.9 | 1967 |
10060004
| West Fork Poplar | established |
289015
| MT | Roosevelt | West Fork Poplar River River Mile: 0 to 86.9 | 1969 |
10060004
| West Fork Poplar | established |
288731
| MT | Valley | Fort Peck Dredge Cuts | 2007 |
10060001
| Prairie Elk-Wolf | established |
288732
| MT | Valley | Fort Peck Dredge Cuts | 2011 |
10060001
| Prairie Elk-Wolf | established |
290505
| MT | Valley | Milk River(River Miles: 0 to 117)[Calculated using NHD+ v2.0 GIS dataset] | 2000 |
10060001
| Prairie Elk-Wolf | established |
290504
| MT | Valley | Milk River(River Miles: 0 to 130)[Calculated using NHD+ v2.0 GIS dataset] | 2011 |
10060001
| Prairie Elk-Wolf | established |
288844
| MT | Valley | Nelson Dredge. | 1991 |
10060001
| Prairie Elk-Wolf | established |