Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1403037
| WI | | Middle Rock drainage | 1983 |
07090002
| Middle Rock | locally established |
1703672
| WI | Dane | Lake Mendota off Marshall Park boat launch near Allen Blvd | 1919 |
07090002
| Middle Rock | |
613758
| WI | Jefferson | Rock River dst HWY 26 Bridge near Fort Atkinson Wisconsin | 2008 |
07090002
| Middle Rock | established |
613759
| WI | Jefferson | Rock River dst of Jefferson, Wisconsin Dam | 2007 |
07090002
| Middle Rock | established |
613756
| WI | Jefferson | Rock River Fort Atkinson Wisconsin STP | 2008 |
07090002
| Middle Rock | established |
613755
| WI | Jefferson | Rock River SE of Fort Atkinson Wisconsin | 2007 |
07090002
| Middle Rock | established |
46502
| WI | Waukesha | Nagawicka Lake near Delafield, WI | 1983 |
07090002
| Middle Rock | established |