Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1322569
| WA | Clark | Battle Ground Lake, Battle Ground, WA. | 2016 |
17080003
| Lower Columbia-Clatskanie | established |
1421506
| WA | Clark | Battle Ground Lake, Battle Ground, WA. | 2017 |
17080003
| Lower Columbia-Clatskanie | unknown |
168321
| WA | Clark | Battle Ground Lake, in Battle Ground State Park | 2003 |
17080003
| Lower Columbia-Clatskanie | established |
166620
| WA | Clark | Battle Ground Lake, in Battle Ground State Park | 2004 |
17080003
| Lower Columbia-Clatskanie | established |
1417716
| WA | Clark | Battle Ground Lake, in Battle Ground State Park | 2017 |
17080003
| Lower Columbia-Clatskanie | established |
1737968
| WA | Ferry | [No locality description provided] | 2021 |
17020001
| Franklin D. Roosevelt Lake | |
1695340
| WA | Ferry | North Twin Lake | 2021 |
17020001
| Franklin D. Roosevelt Lake | established |
1695365
| WA | King | Lake Sammamish | 2021 |
17110012
| Lake Washington | established |
1687206
| WA | King | Lake Sammamish | 2021 |
17110012
| Lake Washington | established |
1658362
| WA | King | Lake Sammamish | 2021 |
17110012
| Lake Washington | established |
1658610
| WA | King | Lake Sammamish, western area of the lake about 100 feet offshore | 2021 |
17110012
| Lake Washington | unknown |
155452
| WA | Snohomish | John Sam Lake | 1997 |
17110019
| Puget Sound | unknown |
156544
| WA | Snohomish | John Sam Lake | 1999 |
17110019
| Puget Sound | unknown |
1737180
| WA | Spokane | Hangman Creek near agricultural ditch | 2024 |
17010306
| Hangman | unknown |
609259
| WA | Spokane | Newman Lake | 2013 |
17010305
| Upper Spokane | unknown |
166619
| WA | Stevens | Lake Thomas | 2003 |
17020003
| Colville | unknown |
168322
| WA | Stevens | Lake Thomas | 2003 |
17020003
| Colville | unknown |