| Specimen ID | 1658013 |
| Group | Fishes |
| Genus | Ctenopharyngodon |
| Species | idella |
| Variety | diploid |
| Common Name | Grass Carp (diploid) |
| State | WI |
| County | Milwaukee |
| Locality | Milwaukee River, in Milwaukee |
| Mapping Accuracy | Accurate |
| HUC8 Name | Milwaukee |
| HUC8 Number | 04040003 |
| HUC10 Name | Lower Milwaukee River-Frontal Lake Michigan |
| HUC10 Number | 0404000306 |
| HUC12 Name | Milwaukee River |
| HUC12 Number | 040400030606 |
| Map | |
| Collection Day | 23 |
| Collection Month | 6 |
| Collection Year | 2021 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed | stocked for biocontrol |
| Status | unknown |
| Comments | Male. It was reported that at least 7 more grass carp have been collected in the Milwaukee River from 1983-2015. |
| Record Type | Personal communication |
| Verifier | Wisconsin Dept. of Natural Resources |
| Freshwater/Marine | Freshwater |
| Size | 1105 mm TL; 17.15 kg |
