| Specimen ID | 1724126 |
| Group | Fishes |
| Genus | Gymnocephalus |
| Species | cernua |
| Common Name | Ruffe |
| State | MI |
| County | Chippewa |
| Locality | Lake George, St. Marys River |
| Mapping Accuracy | Accurate |
| HUC8 Name | St. Marys |
| HUC8 Number | 04200002 |
| HUC10 Name | Lake George-Saint Marys River |
| HUC10 Number | 0420000208 |
| HUC12 Name | Lake George-Saint Marys River |
| HUC12 Number | 042000020802 |
| Map | |
| Collection Day | 23 |
| Collection Month | 10 |
| Collection Year | 2023 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water | dispersed |
| Status | established |
| Record Type | Personal communication |
| Verifier | US Fish and Wildlife Service |
| Freshwater/Marine | Freshwater |
| Number Collected | 2 |
| Size | 61-66 mm |