Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1526722
| WA | Adams | Sprague Lake | 1994 |
17060108
| Palouse | established |
1525516
| WA | Adams | Sprague Lake | 1999 |
17060108
| Palouse | established |
1529124
| WA | Adams | Sprague Lake | 2002 |
17060108
| Palouse | established |
1527919
| WA | Adams | Sprague Lake | 2011 |
17060108
| Palouse | established |
1468892
| WA | Franklin | [Palouse River, N of Palouse Falls State Park] | 2018 |
17060108
| Palouse | established |
1525563
| WA | Franklin | Snake River at Lyons Ferry | 1997 |
17060108
| Palouse | established |
1529180
| WA | Franklin | Snake River near Lyons Ferry | 1997 |
17060108
| Palouse | established |
243832
| WA | Franklin | Snake River, Lake Herbert G West, at Lyons Ferry State Park. | 2006 |
17060108
| Palouse | established |
1529314
| WA | Spokane | Williams Lake | 2014 |
17060108
| Palouse | established |