Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1464310
| IA | Plymouth | Big Sioux River (Below Sioux Falls) | 2015 |
10170203
| Lower Big Sioux | unknown |
157271
| IA | Woodbury | Big Sioux River (R.M. 2) at I-29 bridge [Sioux City, IA] | 1997 |
10170203
| Lower Big Sioux | established |
538361
| IA | Woodbury | Big Sioux River (R.M. 2) near Interstate Bridge | 1997 |
10170203
| Lower Big Sioux | established |
1702694
| IA | Woodbury | Big Sioux River confluence with the Missouri River, SD | 2011 |
10170203
| Lower Big Sioux | |
538356
| IA | Woodbury | Missouri River(RM 735) near Sioux City | 1997 |
10170203
| Lower Big Sioux | established |