| Specimen ID | 40356 |
| Group | Fishes |
| Genus | Gymnocephalus |
| Species | cernua |
| Common Name | Ruffe |
| Country | Canada |
| State | ON |
| Locality | Neebing River at Thunder Bay, Ontario |
| Mapping Accuracy | Accurate |
| HUC8 Name | Dog River-Frontal Lake Superior |
| HUC8 Number | 04160001 |
| HUC10 Name | Dog River-Frontal Lake Superior |
| HUC10 Number | 0416000100 |
| HUC12 Name | Dog River-Frontal Lake Superior |
| HUC12 Number | 041600010000 |
| Map | |
| Collection Day | 21 |
| Collection Month | 7 |
| Collection Year | 1996 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Comments | Specimen may be stored at the Royal Ontario Museum |
| Record Type | Personal communication |
| Verifier | Jon Goldstein, U. of Wisconsin, Madison |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Size | 109 mm |
