Big Moose Lake

Details

DNR lake ID

69031600

County

St. Louis

Surface area

1,025 acres

Maximum depth

23 feet

Shallow water (littoral) area

1,012 acres, 99% of the lake

Shoreline

9.9 miles

Average water clarity

7.7 feet (Secchi disk, 3 readings)

Latest DNR fish survey

June 2024, standard survey

Surveys on record

8, since 1986

Game fish caught in the 2024 survey

smallmouth bass 64, rock bass 46, walleye 44, northern pike 5

Fish species recorded

northern pike, rock bass, smallmouth bass, walleye, yellow perch, and 1 other species

Public accesses (DNR survey record)

4, owned by US Forest Service

Fish consumption

Follow the northeast guidelines; fish from this lake have been tested

Size

500 to 1,999 acres

Deepest point

15 to 29 feet

Public access

Yes

Sources

• Minnesota DNR LakeFinder
  Checked September 24, 2026

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.