Population Statistics

Eurasian watermilfoil: long-term trends in unmanaged populations The Wisconsin Department of Natural Resources conducts and supports a variety of projects that improve our understanding of aquatic …

Under such stable conditions, managers have found that buck harvest trends closely track deer population trends. Information from harvest registration and aging, along with other data, is used in a …

Population Statistics & Trends Fawn to doe ratios and yearling buck percentages are used to help estimate the deer herd size annually and is the starting point for setting antlerless harvest quotas.

Fawn to doe ratios collected in late summer give information on fawn recruitment and survival and are used as an input into the formula for annual deer herd abundance estimation. Fawn to doe ratios …

Harvest Statistics

However, trends in roadside observations of does and fawns, especially in forested regions, have tended to match expectations based on other measures of nutritional condition of the herd and …

Wisconsin Deer Metrics

Long-term Trends in Mitigation and Wetland Restoration: Ecological Condition and Soil Organic Carbon March 2021 Clockwise from left, a 26 -year-old mitigation site in Oconto Co.; a rehabilitated shallow …

The primary objective of Long Term Trend (LTT) Lakes monitoring is to document long-term trends in lake water chemistry. This data set also provides context for water chemistry in other lakes in terms …