Specimen ID | Common Name | State | County | Locality | Year |
| Drainage name | Status |
1525756
| Eurasian watermilfoil | WA | Adams | Sprague Lake | 2011 |
17060108
| Palouse | established |
1524979
| Eurasian watermilfoil | WA | Franklin | Snake River at Lyons Ferry | 1997 |
17060108
| Palouse | established |
1528594
| Eurasian watermilfoil | WA | Franklin | Snake River near Lyons Ferry | 1997 |
17060108
| Palouse | established |
243806
| Eurasian watermilfoil | WA | Franklin | Snake River, Lake Herbert G West, at Lyons Ferry State Park. | 2006 |
17060108
| Palouse | established |
1529527
| Eurasian watermilfoil | WA | Spokane | North Silver Lake | 2000 |
17060108
| Palouse | established |
237426
| Eurasian watermilfoil | WA | Spokane | Silver Lake | 2001 |
17060108
| Palouse | established |
1528322
| Eurasian watermilfoil | WA | Spokane | Silver Lake | 2001 |
17060108
| Palouse | established |
1527117
| Eurasian watermilfoil | WA | Spokane | Silver Lake | 2006 |
17060108
| Palouse | established |
1525913
| Eurasian watermilfoil | WA | Spokane | Silver Lake | 2007 |
17060108
| Palouse | established |
1528353
| hybrid watermilfoil | WA | Spokane | Williams Lake | 2018 |
17060108
| Palouse | established |