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Mississippi River fish
The Upper Mississippi River is home to over 119 species of fish -- more species than are found in any of Wisconsin’s inland lakes. Favorite sport fish include walleye, sauger, largemouth bass, smallmouth bass, channel catfish, northern pike,…
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Mississippi River - Frequently asked questions
Hunting Where is it legal to hunt with a Wisconsin license? You may hunt with a Wisconsin hunting license only in open hunting areas within Wisconsin. The commercial navigation channel, marked with large red or black buoys, is the state line in…
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Milwaukee River Basin
The rivers, lakes, groundwater and lands in the Milwaukee River basin sustain a wide range of plant and animal life. From the seemingly untouched areas within the Northern Unit of the Kettle Moraine State Forest to the areas near cities challenged…
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Lower Wisconsin River Basin
The Lower Wisconsin River basin drains approximately 4,940 square miles of south-central and southwestern Wisconsin. The basin includes the Wisconsin River from the Castle Rock Flowage dam to its confluence with the Mississippi River near Prairie du…
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Lower Rock River basinwide issues
For more information about stormwater management, connect to the Center for Watershed Protection [exit DNR].
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Basin programs and activities
DNR policies on how to protect waters from degradation The creation of Chapter NR 207 "Water Quality Antidegradation" and changes to NR 102 "Water Quality Standards for Wisconsin Surface Waters", Wisconsin Administrative Code, allows DNR to…
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Lower Rock River Basin
The Rock River basin covers over 3,700 square miles and is located in the south-central part of Wisconsin. The basin's natural resources are the legacy of the last period of Wisconsin glaciation. Many Native American tribal peoples lived here…
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Lower Fox River basin
The Lower Fox River basin is located in northeastern Wisconsin and encompasses the following counties: Brown, Calumet, Outagamie and Winnebago. The 638 square mile (1,654 square kilometers) drainage basin is bordered by the Twin Door Kewaunee basin…
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Lower Chippewa River Basin
Downstream from Eau Claire on the Chippewa River and downstream from Menomonie on the Red Cedar contains more rare species (125) and more native prairie (25% of the state total) than any area of comparable size in Wisconsin. These unique natural…
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Lakeshore Basin
The Lakeshore basin is a water-rich area sprinkled with an assortment of inland lakes, major rivers and small streams and bounded by the waters of Green Bay and Lake Michigan. The basin completely encompasses the counties of Door, Kewaunee and…