Long Lake

Details

DNR lake ID

03038300

County

Becker

Surface area

415 acres

Maximum depth

61 feet

Shallow water (littoral) area

152 acres, 37% of the lake

Shoreline

6.4 miles

Average water clarity

16.5 feet (Secchi disk, 4 readings)

Latest DNR fish survey

June 2021, standard survey

Surveys on record

14, since 1953

Game fish caught in the 2021 survey

bluegill 217, northern pike 164, hybrid sunfish 100, largemouth bass 47, rock bass 21, walleye 17, pumpkinseed 9, yellow perch 5

Fish species recorded

black crappie, bluegill, green sunfish, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, rock bass, smallmouth bass, walleye, yellow perch, and 18 other species

Stocked in 2025

walleye fingerlings (242); walleye adults (1,769)

Stocked in 2023

walleye fingerlings (3,482)

Stocked in 2021

walleye adults (1,208); walleye fingerlings (170)

Stocking years on record

5 of the last 10 (2017 to 2025)

Long Lake, Airport Park Public Water Access Site

trailer launch, concrete slab ramp, 1 dock, 10 trailer spaces, run by City of Detroit Lakes

Infested waters list

zebra mussel

Eating advice, general populations

cisco: all sizes - 2 servings/week; crappie: all sizes - 2 servings/week; northern pike: shorter than 22" - 1 serving/week; northern pike: 22" or longer - 1 serving/month

Size

100 to 499 acres

Deepest point

60 feet or more

Public access

Yes

Stocked in the last 3 years

Yes

Lake-specific eating advice

Yes

Sources

• Minnesota DNR LakeFinder
  Checked September 24, 2026
• Minnesota DNR Public Water Access Sites
  Checked September 24, 2026
• Minnesota Department of Health fish consumption guidelines
  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.