| Specimen ID | 116131 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | IL |
| County | Schuyler |
| Locality | Illinois River, (R.M. 88) at Beardstown, IL. |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Illinois-Lake Chautauqua |
| HUC8 Number | 07130003 |
| HUC10 Name | Crane Creek-Illinois River |
| HUC10 Number | 0713000311 |
| HUC12 Name | Curry Lake |
| HUC12 Number | 071300031102 |
| Map | |
| Collection Day | 19 |
| Collection Month | 6 |
| Collection Year | 1991 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
| Size | 25 mm |
