| Specimen ID | 4988 |
| Group | Crustaceans-Cladocerans |
| Genus | Cercopagis |
| Species | pengoi |
| Common Name | fishhook waterflea |
| State | IL |
| County | Lake |
| Locality | Lake Michigan at Waukegon Harbor |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lake Michigan |
| HUC8 Number | 04190000 |
| HUC10 Name | Lake Michigan |
| HUC10 Number | 0419000002 |
| HUC12 Name | Lake Michigan |
| HUC12 Number | 041900000200 |
| Map | |
| Collection Month | 8 |
| Collection Year | 1999 |
| Year Accuracy | Actual |
| Potential Pathway | shipping |
| Status | established |
| Record Type | Personal communication |
| Disposal | preserved |
| Verifier | Patrice Charlebois, IL-IN Sea Grant, Zion, IL |
| Freshwater/Marine | Freshwater |
| Number Collected | 50/m3 |
