Resource provided by UW-Madison Robinson Map Library. This data represents classified trout spring ponds for Wisconsin in 2021. [Trout Waters are represented by Class I, Class II or Class III waters. These classes have specific ecological characteristics and management actions associated with them. For more information regarding Trout Classifications, see the Fisheries Trout Class Webpages.https://dnr.wi.gov/topic/fishing/trout/streamclassification.html This dataset contains information on the location, size, and trout classification of over 100 trout spring ponds. Anglers can also use the classified trout maps for each county at the DNR’s Trout Stream Maps page or use the Trout Regulations and Opportunities User Tool (TROUT).]