Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
285633
| MT | Madison | Beaverhead Ditch | 1985 |
10020002
| Beaverhead | unknown |
36831
| MT | Madison | Beaverhead Pond | 1985 |
10020002
| Beaverhead | unknown |
36285
| MT | Madison | Beaverhead Pond | 1985 |
10020002
| Beaverhead | unknown |
36387
| MT | Madison | Beaverhead River | 1990 |
10020005
| Jefferson | unknown |
36386
| MT | Madison | Ruby River | 1990 |
10020003
| Ruby | unknown |
36292
| MT | Madison | Thermal Spring near Twin Bridges | 1981 |
10020002
| Beaverhead | unknown |
36567
| MT | Madison | Trudau Pond near Ruby Reservoir | 1951 |
10020003
| Ruby | locally established |
36568
| MT | Madison | Trudau Pond near Ruby Reservoir | 1969 |
10020003
| Ruby | locally established |
36291
| MT | Madison | Trudau Pond near Ruby Reservoir | 1981 |
10020003
| Ruby | failed |
36832
| MT | Madison | Trudau Pond near Ruby Reservoir | 1985 |
10020003
| Ruby | extirpated |