| Specimen ID | 46370 |
| Group | Fishes |
| Genus | Gymnocephalus |
| Species | cernua |
| Common Name | Ruffe |
| State | WI |
| County | Douglas |
| Locality | Middle River, near Brule, WI |
| Mapping Accuracy | Accurate |
| HUC8 Name | Beartrap-Nemadji |
| HUC8 Number | 04010301 |
| HUC10 Name | Amnicon River-Frontal Lake Superior |
| HUC10 Number | 0401030106 |
| HUC12 Name | Lower Amnicon River-Frontal Lake Superior |
| HUC12 Number | 040103010607 |
| Map | |
| Collection Year | 1991 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Record Type | Personal communication |
| Verifier | National Biological Survey biologists, Ashland, WI |
| Freshwater/Marine | Freshwater |
