Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
614612
| ID | Bonner | Lake Pend Oreille | 1998 |
17010214
| Pend Oreille Lake | unknown |
614605
| ID | Kootenai | Coeur d'Alene Lake | 1998 |
17010303
| Coeur d'Alene Lake | unknown |
614619
| OR | Clackamas | Willamette River, below locks | 1998 |
17090007
| Middle Willamette | unknown |
614608
| OR | Coos | Eel Lake, 13 miles north of Coos Bay on hwy 101, one mile north of Lakeside | 1998 |
17100304
| Coos | unknown |
614618
| OR | Coos | Tenmile Lake | 1998 |
17100304
| Coos | unknown |
614610
| OR | Klamath | John C Boyle Reservoir, 15 miles west of Klamath Falls on highway 66. | 1998 |
18010206
| Upper Klamath | unknown |
614606
| OR | Lane | Cottage Grove Reservoir | 1998 |
17090002
| Coast Fork Willamette | unknown |
614611
| WA | Clallam | Lake Crescent | 1998 |
17110021
| Crescent-Hoko | unknown |
614613
| WA | Clallam | Pleasant Lake | 1998 |
17100101
| Hoh-Quillayute | unknown |
614617
| WA | Cowlitz | Silver Lake | 1998 |
17080005
| Lower Cowlitz | unknown |
614603
| WA | Grant | Banks Lake | 1998 |
17020014
| Banks Lake | unknown |
614616
| WA | Grays Harbor | Lake Quinault | 1998 |
17100102
| Queets-Quinault | unknown |
614615
| WA | Lewis | Mayfield Lake (Reservoir) | 1998 |
17080005
| Lower Cowlitz | unknown |
614609
| WA | Skamania | Franz Lake | 1998 |
17080001
| Lower Columbia-Sandy | unknown |
614607
| WA | Stevens | Deer Lake | 1998 |
17020003
| Colville | unknown |
614604
| WA | Thurston | Black Lake | 1998 |
17100103
| Upper Chehalis | unknown |
614614
| WA | Whatcom | Lake Whatcom | 1998 |
17110004
| Nooksack | unknown |