Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1737875
| WA | King | [No locality description provided] | 2017 |
17110012
| Lake Washington | |
1737937
| WA | King | [No locality description provided] | 2021 |
17110012
| Lake Washington | |
1738056
| WA | King | [No locality description provided] | 2022 |
17110012
| Lake Washington | |
749388
| WA | King | East Montlake Park | 2014 |
17110012
| Lake Washington | established |
238989
| WA | King | Fremont cut (near the Fremont Bridge) | 1999 |
17110012
| Lake Washington | established |
238798
| WA | King | Jovita Creek (tributary to the White River in the Puyallup River Drainage) | 1978 |
17110014
| Puyallup | failed |
45899
| WA | King | Lake Washington | 1996 |
17110012
| Lake Washington | established |
164511
| WA | King | Lake Washington Ship Canal | 1999 |
17110012
| Lake Washington | established |
154429
| WA | King | Sammamish River, upstream from the new 90th St. bridge | 2001 |
17110012
| Lake Washington | unknown |
238987
| WA | King | South Portage Bay | 1999 |
17110012
| Lake Washington | established |
238988
| WA | King | South Portage Bay | 1999 |
17110012
| Lake Washington | established |
238990
| WA | King | Thornton Creek | 1998 |
17110012
| Lake Washington | established |
878141
| WA | Pierce | ditch along Stewart Road just E of Sumner Creek | 2009 |
17110014
| Puyallup | established |
1428138
| WA | Pierce | Pond tributary to Bowman Lake, Lake Tapps | 2017 |
17110014
| Puyallup | established |
564661
| WA | Pierce | WHITE RIVER, NEAR SUMNER | 1994 |
17110014
| Puyallup | established |
46023
| WA | Snohomish | Tulalip Creek near Marysville | 1999 |
17110019
| Puget Sound | established |
158548
| WA | Snohomish | Tulalip Indian Reservation | 2004 |
17110019
| Puget Sound | established |