| Specimen ID | 40368 |
| Group | Fishes |
| Genus | Gymnocephalus |
| Species | cernua |
| Common Name | Ruffe |
| Country | Canada |
| State | ON |
| Locality | Thunder Bay Harbour (Lake Superior) |
| 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 | 24 |
| Collection Month | 9 |
| Collection Year | 1998 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Reference 1 |
| Ref. Number: | 9360 |
| Author: | Czypinski, G.D., A.K. Hintz, S.M. Keppner, and E. Paleczny. |
| Date: | 1999 |
| Title: | Surveillance for ruffe in the Great Lakes, 1998. |
| Publisher: | US Fish and Wildlife Service (in-house report). |
| Issue: | May |
| Pages: | 27 |
|
|
| Record Type | Literature |
| Verifier | Ontario Ministry of Natural Resources |
| Freshwater/Marine | Freshwater |
| Number Collected | 5 |
