Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
27717
| AZ | Graham | San Simon River, Graham County | 1980 |
15040006
| San Simon | collected |
33097
| IA | | southwestern Iowa on border with Missouri | 1980 |
10240005
| Tarkio-Wolf | collected |
33489
| ID | Payette | Snake River near Weiser | 1980 |
17050201
| Brownlee Reservoir | established |
37571
| NE | Otoe | Otoe County Little Nemaha drainage | 1980 |
10240006
| Little Nemaha | collected |
37570
| NE | Saunders | Salt drainage, Saunders County | 1980 |
10200203
| Salt | collected |
40614
| OR | | lower Willamette River | 1980 |
17090012
| Lower Willamette | established |
40619
| OR | Jackson | Rogue River near Medford, Jackson County | 1980 |
17100308
| Middle Rogue | established |
40616
| OR | Klamath | Klamath River in Klamath County near CA border | 1980 |
18010206
| Upper Klamath | established |
40618
| OR | Klamath | Sprague River | 1980 |
18010201
| Williamson | established |
40621
| OR | Malheur | Snake River near Weiser | 1980 |
17050201
| Brownlee Reservoir | established |
40615
| OR | Tillamook | lower portion of the Nehalem River | 1980 |
17100202
| Nehalem | established |
40620
| OR | Wallowa | Grande Ronde River near WA state line | 1980 |
17060106
| Lower Grande Ronde | established |
47008
| WY | Big Horn | Bighorn Lake | 1980 |
10080010
| Big Horn Lake | collected |