| Specimen ID | 1401233 |
| Group | Fishes |
| Genus | Gymnocephalus |
| Species | cernua |
| Common Name | Ruffe |
| State | WI |
| County | Ashland |
| Locality | Lake Superior [W of Madeline Island, S of Basswood Island] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lake Superior |
| HUC8 Number | 04180000 |
| HUC10 Name | Lake Superior |
| HUC10 Number | 0418000002 |
| HUC12 Name | Lake Superior |
| HUC12 Number | 041800000200 |
| Map | |
| Collection Day | 15 |
| Collection Month | 11 |
| Collection Year | 2016 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water | dispersed |
| Status | established |
| Record Type | Personal communication |
| Verifier | Wisconsin Dept. of Natural Resources |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
