| Specimen ID | 1617535 |
| Group | Fishes |
| Genus | Neogobius |
| Species | melanostomus |
| Common Name | Round Goby |
| State | IL |
| County | Madison |
| Locality | Mississippi River [at Alton] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Peruque-Piasa |
| HUC8 Number | 07110009 |
| HUC10 Name | Portage Des Sioux-Mississippi River |
| HUC10 Number | 0711000904 |
| HUC12 Name | City of Alton-Mississippi River |
| HUC12 Number | 071100090402 |
| Map
NAS ARM
| |
| Collection Day | 28 |
| Collection Month | 8 |
| Collection Year | 2019 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water | dispersed |
| Status | established |
| Record Type | Personal communication |
| Disposal | U.S. Fish and Wildlife Service-La Crosse |
| Verifier | U.S. Fish and Wildlife Service |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Size | 50 mm TL |
| Photo | |
