Spruce Lake Bog is a

bog A bog or bogland is a wetland that accumulates peat as a deposit of dead plant materials often mosses, typically sphagnum moss. It is one of the four main types of wetlands. Other names for bogs include mire, mosses, quagmire, and muskeg; a ...

Fond du Lac County, Wisconsin Fond du Lac County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 104,154. Its county seat is Fond du Lac. The county was created in the Wisconsin Territory in 1836 and later organized in 1844. Fond du La ...

. It is located within

Kettle Moraine State Forest The Kettle Moraine State Forest is a state forest in southeastern Wisconsin. The chief feature of the reserve is the Kettle Moraine, a highly glaciated area. The area contains very hilly terrain and glacial landforms, such as kettles, kames an ...

. The bog was designated a Wisconsin State Natural Area in 1968 and a

National Natural Landmark The National Natural Landmarks (NNL) Program recognizes and encourages the conservation of outstanding examples of the natural history of the United States. It is the only national natural areas program that identifies and recognizes the best ...

in 1973.

References

Bogs of Wisconsin Protected areas of Fond du Lac County, Wisconsin National Natural Landmarks in Wisconsin State Natural Areas of Wisconsin Landforms of Fond du Lac County, Wisconsin 1968 establishments in Wisconsin Protected areas established in 1968 {{FondduLacCountyWI-geo-stub