| Specimen ID | 277082 |
| Group | Fishes |
| Genus | Esox |
| Species | lucius × masquinongy |
| Common Name | tiger muskellunge |
| State | IL |
| County | Grundy |
| Locality | Heidecke Lake (adjacent to Illinois River), 2.5 mi. east of Morris, IL |
| 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 | 2000 |
| Year Accuracy | Publication Year |
| Potential Pathway | stocked for sport |
| Status | stocked |
| Reference 1 |
| Ref. Number: | 20940 |
| Author: | DeLorme. |
| Date: | 2000 |
| Title: | Illinois Atlas and Gazetteer. |
| Publisher: | Delorme, Maine. |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
