| Specimen ID | 238179 |
| Group | Fishes |
| Genus | Dorosoma |
| Species | petenense |
| Common Name | Threadfin Shad |
| State | IL |
| County | Marshall |
| Locality | Illinois River (R.M. 193.8) [~4 mi N of Lacon] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Illinois-Senachwine Lake |
| HUC8 Number | 07130001 |
| HUC10 Name | Sawyer Slough-Illinois River |
| HUC10 Number | 0713000113 |
| HUC12 Name | Thenius Creek-Illinois River |
| HUC12 Number | 071300011301 |
| Map | |
| Collection Year | 1996 |
| Year Accuracy | Estimated |
| Potential Pathway | unknown |
| Status | established |
| Comments | Caught between 1988-2005. |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
| Number Collected | 11 |
