DNR and DHS issue new PFAS-based consumption advisory for ducks harvested on Green Bay

By Wisconsin Department of Natural Resources - DNR Office of Communications | Wisconsin Department of Natural Resources | September 4, 2025

Read the full article by DNR Office of Communications (Wisconsin Department of Natural Resources)

"The Wisconsin Department of Natural Resources (DNR) and the Department of Health Services (DHS) today announced a new consumption advisory for mallards and wood ducks harvested on Green Bay due to the contamination of per- and polyfluoroalkyl substances (PFAS).

Based on PFAS testing results in the region, the DNR and DHS have issued consumption advisories for two different areas of the bay.

Lower Green Bay from Longtail Point across to Point au Sable and south to the mouth of the Fox River
- Mallards: Do Not Eat
Green Bay from the city of Marinette across to Sturgeon Bay and south to Longtail Point
- Mallards: 1 meal per month
- Wood ducks: 1 meal per week

This advisory is in effect immediately, and hunters should be aware of this for the fall hunting season."