|
Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
40410
| OR | | Columbia River Basin | 1896 |
| | established |
40695
| OR | | Columbia River below McNary dam | 1995 |
17070101
| Middle Columbia-Lake Wallula | established |
40693
| OR | | Columbia River below the Dalles and John Day dams | 1995 |
17070105
| Middle Columbia-Hood | established |
40448
| OR | | Columbia River drainage, lower | 1894 |
17080000
| Lower Columbia | established |
40505
| OR | | Columbia River, lower, and tributaries | 1894 |
17080003
| Lower Columbia-Clatskanie | established |
40506
| OR | | Snake River as far up as Glenns Ferry (whole length in OR) | 1894 |
17050201
| Brownlee Reservoir | established |
40409
| OR | | state non-specific | 1882 |
17000000
| Pacific Northwest Region | established |
40447
| OR | | state non-specific | 1882 |
17000000
| Pacific Northwest Region | established |
40411
| OR | | Willamette River | 1896 |
17090000
| Willamette | established |
242798
| OR | | Willamette River | 2007 |
17090000
| Willamette | established |
40484
| OR | Baker | Baker County | 1882 |
17050203
| Powder | established |
40402
| OR | Baker | Snake River at Huntington | 1896 |
17050201
| Brownlee Reservoir | established |
40483
| OR | Benton | Benton County | 1882 |
17000000
| Pacific Northwest | established |
40674
| OR | Benton | Benton County | 1994 |
17000000
| Pacific Northwest | established |
609265
| OR | Benton | MCFADDENS POND 12MI. S. OF CORVALLIS BENTON CO SWAMP C | 1957 |
17090003
| Upper Willamette | established |
609263
| OR | Benton | Middle Channel Willamette. Township - 12s. Range - 4w. Section - 30sw. Maps: 250k-Salem, 24k-Peoria, 100k-Eugene. | 2000 |
17090003
| Upper Willamette | established |
609266
| OR | Benton | SOAP CR. POND 7MI. N. OF CORVALLIS BENTON CO | 1976 |
17090003
| Upper Willamette | established |
164035
| OR | Benton | William L. Finley National Wildlife Refuge | 2005 |
17090003
| Upper Willamette | established |
1739594
| OR | Clackamas | [No locality description provided] | 2024 |
17090012
| Lower Willamette | |
40485
| OR | Clackamas | Clackamas County | 1882 |
17000000
| Pacific Northwest Region | established |
164019
| OR | Clackamas | Tualatin River National Wildlife Refuge | 2005 |
17090007
| Middle Willamette | established |
40780
| OR | Clackamas | unnamed pond (secondary channel of Clackamas River) on Brownell Holly Farm | 1991 |
17090011
| Clackamas | established |
40486
| OR | Clatsop | Clatsop County | 1882 |
| Unknown or N/A | established |
165299
| OR | Columbia | Big McNary Lake on Sauvie Island in the Columbia River | 1995 |
17090012
| Lower Willamette | established |
274472
| OR | Columbia | Columbia River (R.M. 54) at Crims Island [~7 miles below Longview, WA] | 2003 |
17080003
| Lower Columbia-Clatskanie | established |
|