| Specimen ID | 630287 |
| Group | Fishes |
| Genus | Proterorhinus |
| Species | semilunaris |
| Common Name | Freshwater Tubenose Goby |
| State | WI |
| County | Douglas |
| Locality | St. Louis River, in Superior shallows around E end of Grassy Point draw bridge |
| Mapping Accuracy | Accurate |
| HUC8 Name | St. Louis |
| HUC8 Number | 04010201 |
| HUC10 Name | Saint Louis River |
| HUC10 Number | 0401020116 |
| HUC12 Name | Saint Louis River |
| HUC12 Number | 040102011604 |
| Map | |
| Collection Day | 8 |
| Collection Month | 7 |
| Collection Year | 2003 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water | dispersed |
| Status | established |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
| Number Collected | 3 |
| Year Class | YOY |
| Size | 22, 24, 31 mm TL; 0.2, 0.2, 0.3 g |
