| Specimen ID | 1428270 |
| Group | Fishes |
| Genus | Alosa |
| Species | pseudoharengus |
| Common Name | Alewife |
| State | IL |
| County | Cook |
| Locality | Lake Michigan, Chicago, Monroe Harbor near Shedd Aquarium |
| 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 | 24 |
| Collection Month | 5 |
| Collection Year | 1957 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Record Type | Specimen |
| Museum Cat Number | Field Museum of Natural History, Catalog number:62061 |
| Freshwater/Marine | Freshwater |
