Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1419493
| WA | Benton | Columbia River-Boat dock at the west end of Columbia Park. | 2017 |
17020016
| Upper Columbia-Priest Rapids | established |
1419494
| WA | Benton | Columbia River-Boat dock at the west end of Columbia Park. | 2017 |
17020016
| Upper Columbia-Priest Rapids | established |
1417705
| WA | Clark | Ridgefield Marina, located at 5 Mill Street, Ridgefield, WA | 2017 |
17080003
| Lower Columbia-Clatskanie | established |
1417706
| WA | Clark | Ridgefield Marina, located at 5 Mill Street, Ridgefield, WA | 2017 |
17080003
| Lower Columbia-Clatskanie | established |
1417707
| WA | Clark | Ridgefield Marina, located at 5 Mill Street, Ridgefield, WA | 2017 |
17080003
| Lower Columbia-Clatskanie | established |
1417708
| WA | Clark | Ridgefield Marina, located at 5 Mill Street, Ridgefield, WA | 2017 |
17080003
| Lower Columbia-Clatskanie | established |
1418818
| WA | Cowlitz | Silver Lake shoreline | 2017 |
17080005
| Lower Cowlitz | established |
1418823
| WA | Cowlitz | Silver Lake, WA near Streeter's Resort area | 2017 |
17080005
| Lower Cowlitz | established |
1418920
| WA | King | Lake Washington near Hamlin Cove Dock | 2017 |
17110012
| Lake Washington | established |
1418921
| WA | King | Lake Washington near Hamlin Cove Dock | 2017 |
17110012
| Lake Washington | established |
1418788
| WA | King | West Spring Lake Drive Southeast Renton, WA in Otter lake | 2017 |
17110012
| Lake Washington | established |
1420931
| WA | Kitsap | Private 1/4 acre pond | 2017 |
17110019
| Puget Sound | established |
1418820
| WA | Lewis | Mayfield lake, WA | 2017 |
17080005
| Lower Cowlitz | established |
1419060
| WA | Mason | Phillips Lake | 2017 |
17110019
| Puget Sound | established |
1418760
| WA | Skagit | Lake Sixteen east of Conway, WA | 2017 |
17110007
| Lower Skagit | established |
1419041
| WA | Snohomish | Lake Ketchum, Northeast Cove | 2017 |
17110007
| Lower Skagit | established |
1418030
| WA | Snohomish | NE Cove of Lake Ketchum | 2017 |
17110007
| Lower Skagit | established |
1418835
| WA | Thurston | Black Lake | 2017 |
17100103
| Upper Chehalis | established |
1418821
| WA | Thurston | Loug Lake, WA | 2017 |
17110019
| Puget Sound | established |