Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
547079
| OR | Multnomah | Columbia River, at Bonneville Dam | 1996 |
17080001
| Lower Columbia-Sandy | unknown |
547081
| OR | Multnomah | Columbia River, at Bonneville Dam | 1996 |
17080001
| Lower Columbia-Sandy | unknown |
547083
| OR | Multnomah | Columbia River, at Bonneville Dam | 1996 |
17080001
| Lower Columbia-Sandy | unknown |
547085
| OR | Multnomah | Columbia River, at Bonneville Dam | 1997 |
17080001
| Lower Columbia-Sandy | unknown |
547086
| OR | Multnomah | Columbia River, at Bonneville Dam | 1997 |
17080001
| Lower Columbia-Sandy | unknown |
547087
| OR | Multnomah | Columbia River, at Bonneville Dam | 1997 |
17080001
| Lower Columbia-Sandy | unknown |