South Twin Lake

Details

DNR lake ID

44001400

County

Mahnomen

Surface area

1,127 acres

Maximum depth

29 feet

Shallow water (littoral) area

525 acres, 47% of the lake

Shoreline

5.1 miles

Average water clarity

9.4 feet (Secchi disk, 4 readings)

Nearest town (DNR)

Waubun

Latest DNR fish survey

August 2024, targeted survey

Surveys on record

12, since 1954

Game fish caught in the 2024 survey

bluegill 184, yellow perch 152, largemouth bass 61, pumpkinseed 23, green sunfish 12, hybrid sunfish 9

Fish species recorded

black crappie, bluegill, green sunfish, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, rock bass, walleye, yellow perch, and 10 other species

Stocked in 2025

walleye adults (23); walleye fingerlings (2,800); walleye yearlings (449); walleye fingerlings (2,484)

Stocked in 2024

walleye fingerlings (1,848)

Stocked in 2023

walleye fingerlings (12,270); walleye fingerlings (8,200); walleye fingerlings (2,016)

Stocking years on record

10 of the last 10 (2016 to 2025)

South Twin Lake Public Water Access Site

trailer launch, concrete slab ramp, 10 trailer spaces, run by DNR Division of Parks and Trails

Infested waters list

zebra mussel

Fish consumption

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

Size

500 to 1,999 acres

Deepest point

15 to 29 feet

Public access

Yes

Stocked in the last 3 years

Yes

Sources

• Minnesota DNR LakeFinder
  Checked September 24, 2026
• Minnesota DNR Public Water Access Sites
  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.