| Specimen ID | 166809 |
| Group | Fishes |
| Genus | Dorosoma |
| Species | petenense |
| Common Name | Threadfin Shad |
| State | IL |
| County | Grundy |
| Locality | Illinois River, 3.5 mi SSW of Channahon, Dresden Island Lock & Dam |
| 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 Year | 1987 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed |
| Status | established |
| Record Type | Specimen |
| Museum Cat Number | INHS 65289 |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Number Preserved | 1 |
