| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 795706 | WI | Brown | Fox River at RM 4 | 1974 | 04030204 | Lower Fox | stocked |
| 795972 | WI | Brown | Fox River at RM 7.2 | 1988 | 04030204 | Lower Fox | stocked |
| 796007 | WI | Brown | Trout Creek | 1995 | 04030204 | Lower Fox | stocked |
| 796009 | WI | Brown | Duck Creek | 1995 | 04030204 | Lower Fox | stocked |
| 796008 | WI | Brown | Duck Creek | 1995 | 04030204 | Lower Fox | stocked |
| 796010 | WI | Brown | Duck Creek | 1995 | 04030204 | Lower Fox | stocked |
| 796015 | WI | Brown | Duck Creek | 1996 | 04030204 | Lower Fox | stocked |
| 796016 | WI | Brown | Trout Creek | 1996 | 04030204 | Lower Fox | stocked |
| 1889547 | WI | Brown | [No locality description provided] | 2025 | 04030204 | Lower Fox | |
| 1897875 | WI | Brown | Lake Michigan, at Green Bay, WI | 2017 | 04030204 | Lower Fox | |
Citation for this information:
U.S. Geological Survey, 2026,
Oncorhynchus mykiss: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 6/6/2026