| Specimen ID | 1702355 |
| Group | Fishes |
| Genus | Gymnocephalus |
| Species | cernua |
| Common Name | Ruffe |
| State | MN |
| County | St. Louis |
| Locality | Duluth Harbor in 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 Year | 1987 |
| Year Accuracy | Actual |
| Reference 1 |
| Ref. Number: | 38716 |
| Author: | Anonymous |
| Date: | 1988 |
| Title: | Exotic biota in Great Lakes ship ballast water |
| Publisher: | Sustainable Forestry Initiative |
| Volume: | 397 |
| Pages: | pp. 1 |
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| Record Type | Literature |
