Jolly Ann Lake is a 256 acre mesotrophic (moderately fertile) lake located in south central Otter Tail County approximately 11 miles southeast of Dalton, MN. The maximum depth is 89 feet and 51% of the lake is 15 feet deep or less. Walleye, largemouth bass, northern pike, crappie and bluegill are the dominant fish in this lake.
MN DNR Lake Information Report