Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1467165
| OR | Clatsop | [Smith Lake County Park] | 2018 |
17080006
| Lower Columbia | established |
1468157
| OR | Clatsop | [tributary of the Lewis and Clark River, by Fort Clatsop Rd] | 2018 |
17080006
| Lower Columbia | established |
1671557
| OR | Coos | [No locality description provided] | 2018 |
17100304
| Coos | |
1468607
| OR | Coos | [Saunders Creek at Tenmile Lake] | 2018 |
17100304
| Coos | established |
1468685
| OR | Coos | [Tenmile Creek, at Tenmile Lake] | 2018 |
17100304
| Coos | established |
1623602
| OR | Curry | Rogue River-Siskiyou National Forests | 2018 |
17100310
| Lower Rogue | established |
1678152
| OR | Douglas | [No locality description provided] | 2018 |
17100207
| Siltcoos | |
1672340
| OR | Josephine | [No locality description provided] | 2018 |
17100308
| Middle Rogue | |
1624743
| OR | Josephine | Rogue River-Siskiyou National Forests | 2018 |
17100311
| Illinois | established |
1467164
| OR | Multnomah | [small pond near Portland International Center] | 2018 |
17090012
| Lower Willamette | established |
1678052
| OR | Washington | [No locality description provided] | 2018 |
17090010
| Tualatin | |
1672277
| OR | Washington | [No locality description provided] | 2018 |
17090010
| Tualatin | |
1671532
| OR | Washington | [No locality description provided] | 2018 |
17090010
| Tualatin | |