| Specimen ID | 35633 |
| Group | Fishes |
| Genus | Gymnocephalus |
| Species | cernua |
| Common Name | Ruffe |
| State | MN |
| County | St. Louis |
| Locality | St. Louis River estuary where it flows into Lake Superior near Duluth |
| Mapping Accuracy | Approximate |
| HUC8 Name | St. Louis |
| HUC8 Number | 04010201 |
| Map | |
| Collection Year | 1988 |
| Year Accuracy | Publication Year |
| Potential Pathway | shipping ballast water |
| Status | established |
| Reference 1 |
| Ref. Number: | 475 |
| Author: | Selgeby, J.H. |
| Date: | 1988 |
| Title: | A European percid invades Lake Superior. |
| Journal: | Research Information Bulletin |
| Volume: | 80 |
| Issue: | 42 |
| Pages: | 1 p. |
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| Record Type | Literature |
| Verifier | FWS NFRC-Great Lakes |
| Freshwater/Marine | Freshwater |
