Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
877565
| OR | Columbia | Columbia River at Beaver Terminal (RKm 86.1) | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
877563
| OR | Columbia | Columbia River at Tunnel Hole (RKm 94.8) | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
877566
| OR | Columbia | Columbia River at Tunnel Hole (RKm 94.8) | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
877556
| OR | Columbia | Columbia River near Goble (RKm 120.3) | 1995 |
17080003
| Lower Columbia-Clatskanie | established |
877557
| OR | Columbia | Columbia River near Goble (RKm 120.3) | 1995 |
17080003
| Lower Columbia-Clatskanie | established |
877559
| OR | Columbia | Columbia River near Goble (RKm 120.3) | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
877560
| OR | Columbia | Columbia River near Goble (RKm 120.3) | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
877561
| OR | Columbia | Columbia River near Goble (RKm 120.3) | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
877558
| OR | Columbia | Columbia River near Goble (RKm 120.3) | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
4526
| OR | Columbia | Columbia River, lower | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
877347
| OR | Columbia | McBride Creek, at mouth | 2015 |
17080003
| Lower Columbia-Clatskanie | established |
4525
| WA | | Columbia River, lower | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
886084
| WA | Clark | Salmon Creek Greenway Trail | 2015 |
17080003
| Lower Columbia-Clatskanie | established |
879784
| WA | Clark | Vancouver Lake Park | 2015 |
17080003
| Lower Columbia-Clatskanie | established |
877564
| WA | Cowlitz | Columbia River at Deer Island (RKm 126.6) | 1996 |
17080003
| Lower Columbia-Clatskanie | established |
877562
| WA | Wahkiakum | Columbia River at Puget Island (RKm 59.5) | 1996 |
17080003
| Lower Columbia-Clatskanie | established |