River Network
A not-for-profit organization helping people understand, protect and restore rivers and their watersheds.

US EPA
Information on wetlands, oceans and watersheds.

River Alliance of Wisconsin
A not-for-profit assisting local groups, advocating, restoring and protecting Wisconsin's 52,000 miles of rivers.

Friends of Starkweather Creek

Friends of Pheasant Branch

Friends of Cherokee Marsh and Upper Yahara Watershed

Friends of Lake Wingra

Black Earth Creek Watershed Association

Friends of Monona Bay

Rock River Basin

Token Creek Watershed Association

Upper Sugar River Watershed Association

Friends of Badfish Creek