| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
279275
| WA | Jefferson | Hood Canal, Black Point | 2011 |
17110018
| Hood Canal | established |
|
269943
| WA | Jefferson | Pleasant Harbor, WDFW boat ramp, Hood Canal | 2009 |
17110018
| Hood Canal | established |
|
269160
| WA | Jefferson | Point Whitney Tidelands, Dabob Bay, Hood Canal. | 2010 |
17110018
| Hood Canal | established |
|
241627
| WA | Kitsap | Hood Canal, Seabeck Marina, Seabeck, on the Kitsap Peninsula. | 1998 |
17110018
| Hood Canal | established |