Marshall I. Diggs Conservation Area
Rate this placeLast Updated: December 5, 2025
Marshall I.
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Summary
Diggs Conservation Area is a 2,728-acre protected natural area in the state of Wisconsin. It is located in the northwestern part of the state, near the town of Minong. The area is known for its diverse wildlife and ecosystems, including wetlands, forests, and grasslands.
One of the main reasons to visit Marshall I. Diggs Conservation Area is to explore its natural beauty and observe its wildlife. The area is home to a wide variety of animals, including black bears, wolves, deer, and many species of birds. Visitors can hike on the miles of trails in the area, go birdwatching, or participate in hunting and fishing activities.
There are also several specific points of interest within the conservation area that are worth checking out. These include the Namekagon River, which runs through the area and offers opportunities for canoeing and kayaking, as well as the Trego Lake State Natural Area, which is a designated wilderness area within the conservation area.
Interesting facts about Marshall I. Diggs Conservation Area include that it was named after a prominent Wisconsin conservationist and that it was once the site of a logging camp. Today, the area is managed by the Wisconsin Department of Natural Resources and is dedicated to preserving its natural beauty and wildlife habitats.
The best time of year to visit Marshall I. Diggs Conservation Area depends on what activities you are interested in. Spring and summer are good times for hiking and birdwatching, while fall is a popular time for hunting and fishing. In the winter, visitors can go snowshoeing or cross-country skiing on the area's trails.
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Park & Land Designation Reference
Large protected natural areas managed by the federal government to preserve significant landscapes, ecosystems, and cultural resources; recreation is allowed but conservation is the priority.
State Park
Public natural or recreational areas managed by a state government, typically smaller than national parks and focused on regional natural features, recreation, and education.
Local Park
Community-level parks managed by cities or counties, emphasizing recreation, playgrounds, sports, and green space close to populated areas.
Wilderness Area
The highest level of land protection in the U.S.; designated areas where nature is left essentially untouched, with no roads, structures, or motorized access permitted.
National Recreation Area
Areas set aside primarily for outdoor recreation (boating, hiking, fishing), often around reservoirs, rivers, or scenic landscapes; may allow more development.
National Conservation Area (BLM)
BLM-managed areas with special ecological, cultural, or scientific value; more protection than typical BLM land but less strict than Wilderness Areas.
State Forest
State-managed forests focused on habitat, watershed, recreation, and sustainable timber harvest.
National Forest
Federally managed lands focused on multiple use—recreation, wildlife habitat, watershed protection, and resource extraction (like timber)—unlike the stricter protections of national parks.
Wilderness
A protected area set aside to conserve specific resources—such as wildlife, habitats, or scientific features—with regulations varying widely depending on the managing agency and purpose.
Bureau of Land Management (BLM) Land
Vast federal lands managed for mixed use—recreation, grazing, mining, conservation—with fewer restrictions than national parks or forests.
Related References
Wellsville Lake Conservation Area
Whetstone Creek Conservation Area
Graham Cave State Park