| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
1696016
| | | Folsom Lake, southeast shore near Mormon Island | 2021 |
| | established |
|
1732355
| CA | Yuba | Camp Far West Reservoir | 2021 |
18020126
| Upper Bear | established |
|
1658256
| MO | Camden | Lake of the Ozarks, 520 Petunia Road, Camdenton, Missouri | 2021 |
10290110
| Niangua | established |
|
1695327
| OR | Benton | Second slough 1 mile upstream of Hyak Park, west bank | 2021 |
17090003
| Upper Willamette | established |
|
1695323
| OR | Lane | Dorena Lake at Harms Park | 2021 |
17090002
| Coast Fork Willamette | established |
|
1695316
| OR | Lane | Dorena Lake near Bluff Creek inlet | 2021 |
17090002
| Coast Fork Willamette | established |
|
1695338
| OR | Marion | Willamette River, in a side slough | 2021 |
17090007
| Middle Willamette | established |
|
1695366
| OR | Washington | Commonwealth Lake Park, Portland, Oregon | 2021 |
17090010
| Tualatin | established |
|
1658538
| WA | King | Promontory Pond, Magnuson Park, Seattle | 2021 |
17110012
| Lake Washington | established |
|
1695375
| WA | Pierce | Alder Lake | 2021 |
17110015
| Nisqually | established |
|
1658534
| WA | Snohomish | Cassidy Lake | 2021 |
17110011
| Snohomish | established |
|
1695372
| WA | Snohomish | Lake Serene | 2021 |
17110019
| Puget Sound | established |