Illinois Fish Advisory | Chicago River

Chicago River North/South Branches of the Chicago River, North Shore Channel, Chicago Sanitary & Ship Canal Cook County Species and Meal Frequency Largemouth Bass Sunfish Carp North/South Branches of the Chicago River, North Shore Channel, Chicago Sanitary & Ship Canal All Sizes 1 meal/month Contaminants - PCBs and Mercury North/South Branches of the Chicago River, North Shore Channel, Chicago Sanitary & Ship Canal All Sizes 1 meal/week Contaminant - PCBs North/South Branches of the Chicago River, North Shore Channel, Chicago Sanitary & Ship Canal Less than 12" 6 meals/year Contaminant - PCBs -or- Larger than 12" Contaminant - PCBs Do Not Eat