| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
239194
| WA | Asotin | Snake River, near Idaho state line | 2005 |
17060107
| Lower Snake-Tucannon | established |
|
1875913
| WA | Garfield | [No locality description provided] | 2024 |
17060107
| Lower Snake-Tucannon | |
|
1875964
| WA | Garfield | [No locality description provided] | 2024 |
17060107
| Lower Snake-Tucannon | |
|
1876555
| WA | Garfield | [No locality description provided] | 2025 |
17060107
| Lower Snake-Tucannon | |
|
240276
| WA | Garfield | Snake River, in Garfield county | 2005 |
17060107
| Lower Snake-Tucannon | established |
|
239824
| WA | Whitman | Lower Granite Reservoir | 2005 |
17060107
| Lower Snake-Tucannon | established |