| Specimen ID | 253209 |
| Group | Crustaceans-Cladocerans |
| Genus | Cercopagis |
| Species | pengoi |
| Common Name | fishhook waterflea |
| State | WI |
| County | Door |
| Locality | Lake Michigan, off Sturgeon Bay, EPA Station MI40 |
| 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 Day | 3 |
| Collection Month | 8 |
| Collection Year | 2002 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Comments | Depth = 20m; sample at 100m found 3.38/m3 |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
| Number Collected | 16.89/m3 |
