Walleye lake, Northern pike lake, Bass lake, Sunfish lake

Mudro Lake

Lake-specific eating advice

Mudro Lake is a 94-acre lake in St. Louis County, 76 feet at its deepest. The DNR last surveyed its fish in 2025. Recorded species include walleye, northern pike and smallmouth bass.

Details

DNR lake ID
69007800
County
St. Louis
Surface area
94 acres
Maximum depth
76 feet
Shallow water (littoral) area
24 acres, 26% of the lake
Shoreline
3.5 miles
Average water clarity
7.7 feet (Secchi disk, 3 readings)
Latest DNR fish survey
August 2025, targeted survey
Surveys on record
6, since 1976
Fish species recorded
bluegill, northern pike, rock bass, smallmouth bass, walleye, yellow perch, and 6 other species
Stocked in 2018
lake trout yearlings (940)
Eating advice, sensitive populations
burbot: all sizes - do not eat; cisco: all sizes - 1 serving/month; northern pike: shorter than 20" - 1 serving/month; northern pike: 20" or longer - do not eat
Eating advice, general populations
burbot: all sizes - 1 serving/month; cisco: all sizes - 1 serving/week; northern pike: all sizes - 1 serving/month
Size
Under 100 acres
Deepest point
60 feet or more
Lake-specific eating advice
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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