Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
33461
| ID | | Boise River | 1979 |
17050114
| Lower Boise | established |
267726
| ID | | lower Boise River | 1962 |
17050114
| Lower Boise | established |
33405
| ID | | lower Boise River | 1978 |
17050114
| Lower Boise | established |
33459
| ID | | Snake River - above and below Shoshone Falls | 1942 |
17040212
| Upper Snake-Rock | collected |
33460
| ID | | Snake River - above and below Shoshone Falls | 1979 |
17040212
| Upper Snake-Rock | established |
33266
| ID | | Snake River below Shoshone Falls | 1990 |
17040212
| Upper Snake-Rock | established |
33462
| ID | | Snake River between ID and OR | 1953 |
17060101
| Hells Canyon | collected |
33407
| ID | Ada | Snake River downstream from the Swan Falls Dam | 1978 |
17050103
| Middle Snake-Succor | established |
267727
| ID | Washington | Snake River at Weiser | 1962 |
17050201
| Brownlee Reservoir | established |
33406
| ID | Washington | Snake River at Weiser | 1978 |
17050201
| Brownlee Reservoir | established |
33409
| ID | Washington | Snake River upstream of the Brownlee Reservoir | 1978 |
17050201
| Brownlee Reservoir | established |