| Specimen ID | 33809 |
| Group | Fishes |
| Genus | Neogobius |
| Species | melanostomus |
| Common Name | Round Goby |
| State | IL |
| County | Cook |
| Locality | Indian Creek in Chicago |
| Mapping Accuracy | Approximate |
| HUC8 Name | Chicago |
| HUC8 Number | 07120003 |
| Map | |
| Collection Day | 16 |
| Collection Month | 7 |
| Collection Year | 1998 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Comments | Adults were rare. |
| Record Type | Personal communication |
| Verifier | Pat Charlebois, IL-IN Sea Grant |
| Freshwater/Marine | Freshwater |
| Year Class | adult |
