| Specimen ID | 1420983 |
| Group | Fishes |
| Genus | Gymnocephalus |
| Species | cernua |
| Common Name | Ruffe |
| State | MI |
| County | Chippewa |
| Locality | St. Marys River near Brimley |
| Mapping Accuracy | Accurate |
| HUC8 Name | St. Marys |
| HUC8 Number | 04200002 |
| HUC10 Name | City of Sault Sainte Marie-Saint Marys River |
| HUC10 Number | 0420000202 |
| HUC12 Number | 042000020203 |
| Map | |
| Collection Day | 8 |
| Collection Month | 8 |
| Collection Year | 2017 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water | dispersed |
| Status | unknown |
| Record Type | Personal communication |
| Verifier | U.S. Fish and Wildlife Service/Michigan DNR |
| Freshwater/Marine | Freshwater |
| Number Collected | 10 |
| Size | 122-165 mm TL |
