| Specimen ID | 237724 |
| Group | Crustaceans-Amphipods |
| Genus | Apocorophium |
| Species | lacustre |
| Common Name | scud |
| State | IL |
| County | Grundy |
| Locality | Illinois River just above Dresden Lock & Dam [R.M. 272] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Upper Illinois |
| HUC8 Number | 07120005 |
| HUC10 Name | Waupecan Creek-Illinois River |
| HUC10 Number | 0712000507 |
| HUC12 Name | Heidecke Lake-Illinois River |
| HUC12 Number | 071200050701 |
| Map | |
| Collection Month | 10 |
| Collection Year | 2005 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Record Type | NAS sighting report |
| Disposal | preserved |
| Museum Cat Number | USGS-Gainesville FL |
| Freshwater/Marine | Freshwater |
| Number Collected | 179 |
