Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
238718
| NE | Nemaha | Missouri River at Hamburg Bend [just N of Brownsville] | 1998 |
10240005
| Tarkio-Wolf | established |
238715
| NE | Nemaha | Missouri River at Hamburg Bend [just N of Brownsville] | 1999 |
10240005
| Tarkio-Wolf | established |
238714
| NE | Nemaha | Missouri River at Langdon Bend [just east of Nemaha] | 1999 |
10240005
| Tarkio-Wolf | established |
546353
| NE | Nemaha | Missouri River, Hamburg Bend | 1999 |
10240005
| Tarkio-Wolf | established |
546334
| NE | Nemaha | Missouri River, Hamburg Bend chute | 1998 |
10240005
| Tarkio-Wolf | established |
546351
| NE | Nemaha | Missouri River, Langdon Bend | 1999 |
10240005
| Tarkio-Wolf | established |