Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
26243
| AL | Limestone | Elk River | 1988 |
06030004
| Lower Elk | failed |
33811
| IL | Randolph | Mississippi River, south of Chester | 1988 |
07140105
| Upper Mississippi-Cape Girardeau | failed |
238551
| NE | Lancaster | Holmes Lake near Lincoln, Nebraska | 1988 |
10200203
| Salt | failed |
40785
| OR | Multnomah | Willamette River near Portland | 1988 |
17090012
| Lower Willamette | failed |
44933
| VA | Fairfax | Burke Lake in Burke Lake Park | 1988 |
02070010
| Middle Potomac-Anacostia-Occoquan | failed |