Walleye lake, Northern pike lake, Crappie lake

Lannon Lake

Stocked 2025

Lannon Lake is a 197-acre lake in Big Stone County, 4 feet at its deepest. The DNR last surveyed its fish in 2024. Recorded species include walleye, northern pike and crappie.

Details

DNR lake ID
06013900
County
Big Stone
Surface area
197 acres
Maximum depth
4 feet
Shallow water (littoral) area
197 acres, 100% of the lake
Shoreline
3.9 miles
Average water clarity
1.0 feet (Secchi disk, 2 readings)
Latest DNR fish survey
June 2024, standard survey
Surveys on record
4, since 2004
Game fish caught in the 2024 survey
walleye 79, yellow perch 5, white crappie 3, northern pike 1
Fish species recorded
black crappie, northern pike, orangespotted sunfish, walleye, white crappie, yellow perch, and 9 other species
Stocked in 2025
walleye fry (100,000)
Stocked in 2024
walleye fry (100,000)
Stocked in 2023
walleye fry (100,000)
Stocking years on record
9 of the last 10 (2016 to 2025)
Fish consumption
Follow the statewide guidelines; fish from this lake have not been tested
Size
100 to 499 acres
Deepest point
Under 15 feet
Stocked in the last 3 years
Yes

Sources

Survey catches show what DNR nets and electrofishing found on the survey date, not how the fishing is today. Check the current regulations and the Department of Health advice before you keep fish, and confirm access conditions before you tow a boat.

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