| Specimen ID | 164650 |
| Group | Fishes |
| Genus | Gymnocephalus |
| Species | cernua |
| Common Name | Ruffe |
| State | MI |
| County | Houghton |
| Locality | Torch Lake [Hubbell, MI] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Keweenaw Peninsula |
| HUC8 Number | 04020103 |
| HUC10 Name | Portage Lake |
| HUC10 Number | 0402010303 |
| HUC12 Name | Torch Lake |
| HUC12 Number | 040201030304 |
| Map | |
| Collection Day | 5 |
| Collection Month | 9 |
| Collection Year | 2005 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Comments | Specimen contained developing eggs. |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Size | 5.8" |
| Number of Females | 1 |
