Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
156836
| DC | District of Columbia | Kenilworth Park, 3 display ponds and open water in marsh | 1996 |
02070010
| Middle Potomac-Anacostia-Occoquan | established |
156847
| IL | Grundy | Heidecke Lake (Collins) | 1976 |
07120005
| Upper Illinois | established |
156843
| MS | Bolivar | Black Bayou, Yazoo drainage | 1912 |
08030207
| Big Sunflower | established |
156842
| MS | Clarke | Horn, Mississippi River System, Oxbow lakes | 1973 |
03170002
| Upper Chickasawhay | established |
156873
| OR | Clatsop | Columbia River Estuary | 1994 |
17080006
| Lower Columbia | established |