Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
36434
| MT | | Missouri River, from ND state line to Poplar | 1990 |
10060005
| Charlie-Little Muddy | established |
292266
| MT | McCone | Missouri River(River Miles: 1,683 to 1,700) | 2006 |
10060001
| Prairie Elk-Wolf | established |
289359
| MT | McCone | Redwater River River Miles: 1.1 to 1.2 | 2006 |
10060002
| Redwater | established |
36826
| MT | Richland | Missouri River near the ND state line | 1990 |
10060005
| Charlie-Little Muddy | established |
292261
| MT | Roosevelt | Missouri River(River Miles: 1,589.2 to 1,589.3) | 2001 |
10060005
| Charlie-Little Muddy | established |
292262
| MT | Roosevelt | Missouri River(River Miles: 1,590 to 1,761.5) | 1999 |
10060005
| Charlie-Little Muddy | established |
292264
| MT | Roosevelt | Missouri River(River Miles: 1,600 to 1,601) | 2001 |
10060005
| Charlie-Little Muddy | established |
36604
| MT | Roosevelt | Poplar River | 1948 |
10060003
| Poplar | established |
289357
| MT | Valley | Nelson Dredge. | 2006 |
10060001
| Prairie Elk-Wolf | established |