| Specimen ID | 33668 |
| Group | Fishes |
| Genus | Neogobius |
| Species | melanostomus |
| Common Name | Round Goby |
| State | IL |
| County | Cook |
| Locality | Lake Michigan at Montrose Harbor [Chicago] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Pike-Root |
| HUC8 Number | 04040002 |
| HUC10 Name | Waukegan River-Frontal Lake Michigan |
| HUC10 Number | 0404000205 |
| HUC12 Name | Diversey Harbor-Frontal Lake Michigan |
| HUC12 Number | 040400020502 |
| Map | |
| Collection Day | 14 |
| Collection Month | 8 |
| Collection Year | 1998 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Comments | Adults were rare-common. |
| Record Type | Personal communication |
| Verifier | Pat Charlebois, IL-IN Sea Grant |
| Freshwater/Marine | Freshwater |
| Year Class | adult |
