| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
37473
| NE | | Platte River from North Bend (near Fremont) to past Lake McConaughy | 1974 |
10180014
| Lower North Platte | established |
|
546434
| NE | Garden | North Platte River, 2e Hiway 26 on south side of river | 1970 |
10180014
| Lower North Platte | established |
|
546431
| NE | Keith | Lake McConaughy, center of lake | 1970 |
10180014
| Lower North Platte | established |
|
546454
| NE | Keith | Lake McConaughy, Lemoyne Bay | 1997 |
10180014
| Lower North Platte | established |
|
546428
| NE | Lincoln | Middle Loup River | 1988 |
10180014
| Lower North Platte | established |
|
546464
| NE | Lincoln | North Platte River, at Hwy30 bridge | 1995 |
10180014
| Lower North Platte | established |
|
546465
| NE | Lincoln | North Platte River, n of Sutherland | 1995 |
10180014
| Lower North Platte | established |
|
37474
| NE | Scotts Bluff | near Scotts Bluff (either on North Platte or in Lake Minatare | 1974 |
10180009
| Middle North Platte-Scotts Bluff | established |
|
267967
| WY | | North Platte (HUC6) non-specific | 1994 |
10180000
| North Platte | established |
|
46950
| WY | Albany | Hutton Lake | 1889 |
10180010
| Upper Laramie | established |
|
46948
| WY | Albany | Laramie River near Laramie | 1889 |
10180010
| Upper Laramie | established |
|
1890060
| WY | Platte | [No locality description provided] | 2025 |
10180011
| Lower Laramie | |