Fish Lake Flowage

St. Louis County, Minnesota — DOW #69049100

122 Surveys

Special Regulations for Fish Lake Flowage

This lake has regulations that differ from statewide defaults. Always check before fishing.

Invasive Species Alert

Fish Lake Flowage has confirmed populations of:

Clean, drain, and dry all equipment before moving to another water body. It's the law in Minnesota.

3,258.5
Acres
36 ft
Max Depth
0
10
Fish Species
33
Local Guides

DNR Fish Surveys

Catch-per-unit-effort (CPUE) data from Minnesota DNR fish population assessments on Fish Lake Flowage. Green = above normal range. Red = below normal.

Black Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard trap nets 0.6 (normal) 0.2 – 1.9 0.66 lb 7
1988-08-16 Standard gill nets 2.2 (below normal) 42.1 – 130.3 0.53 lb 24
1999-08-23 Standard trap nets 1.9 (above normal) 0.2 – 1.9 1.03 lb 29
1999-08-23 Standard gill nets 19.6 (below normal) 42.1 – 130.3 1.03 lb 294
1993-08-17 Standard trap nets 15.2 (above normal) 0.2 – 1.9 0.54 lb 228
1993-08-17 Survey seining 0.7 4
1993-08-17 Standard gill nets 31.4 (below normal) 42.1 – 130.3 0.67 lb 471
2005-08-15 Standard trap nets 0.5 (normal) 0.2 – 1.9 0.84 lb 8
2005-08-15 Standard gill nets 3.9 (below normal) 42.1 – 130.3 0.68 lb 58

Yellow Perch

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard trap nets 2.6 (above normal) 0.4 – 1.9 0.12 lb 29
1988-08-16 Standard gill nets 2.5 (normal) 1.9 – 7.1 0.19 lb 27
1999-08-23 Standard trap nets 2.7 (above normal) 0.4 – 1.9 0.20 lb 41
1999-08-23 Standard gill nets 8.8 (above normal) 1.9 – 7.1 0.24 lb 132
1993-08-17 Standard trap nets 1.6 (normal) 0.4 – 1.9 0.11 lb 24
1993-08-17 Survey seining 211.5 1269
1993-08-17 Standard gill nets 12.3 (above normal) 1.9 – 7.1 0.19 lb 184
2020-07-06 Standard trap nets 0.4 (below normal) 0.4 – 1.9 0.30 lb 5
2020-07-06 Standard gill nets 2.9 (normal) 1.9 – 7.1 0.12 lb 43
2005-08-15 Standard trap nets 0.9 (normal) 0.4 – 1.9 0.14 lb 13
2005-08-15 Survey seining 9.7 0.01 lb 58
2005-08-15 Standard gill nets 7.3 (above normal) 1.9 – 7.1 0.15 lb 110

Northern Pike

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard gill nets 2.0 (normal) 1.2 – 3.6 1.81 lb 22
1988-08-16 Standard trap nets 1.9 2.36 lb 21
1999-08-23 Standard gill nets 3.5 (normal) 1.2 – 3.6 1.47 lb 53
1999-08-23 Standard trap nets 1.3 1.40 lb 20
1993-08-17 Standard gill nets 0.9 (below normal) 1.2 – 3.6 1.12 lb 13
1993-08-17 Standard trap nets 0.9 2.35 lb 14
1993-08-17 Survey seining 1.3 0.02 lb 8
2020-07-06 Standard gill nets 5.3 (above normal) 1.2 – 3.6 1.77 lb 80
2020-07-06 Standard trap nets 0.5 2.44 lb 7
2005-08-15 Standard gill nets 3.4 (normal) 1.2 – 3.6 1.94 lb 51
2005-08-15 Standard trap nets 0.9 2.26 lb 13
2005-08-15 Survey seining 0.2 0.09 lb 1

Rock Bass

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard gill nets 0.1 (below normal) 0.5 – 2.2 0.20 lb 1
1988-08-16 Standard trap nets 0.5 (normal) 0.3 – 1.0 0.28 lb 5
1999-08-23 Standard gill nets 0.4 (below normal) 0.5 – 2.2 0.31 lb 6
1999-08-23 Standard trap nets 1.3 (above normal) 0.3 – 1.0 0.51 lb 19
1993-08-17 Survey seining 5.5 33
1993-08-17 Standard gill nets 0.3 (below normal) 0.5 – 2.2 0.66 lb 4
1993-08-17 Standard trap nets 0.7 (normal) 0.3 – 1.0 0.56 lb 11
2020-07-06 Standard gill nets 0.7 (normal) 0.5 – 2.2 0.39 lb 10
2020-07-06 Standard trap nets 2.9 (above normal) 0.3 – 1.0 0.29 lb 40
2005-08-15 Survey seining 0.2 1
2005-08-15 Standard gill nets 1.2 (normal) 0.5 – 2.2 0.22 lb 18
2005-08-15 Standard trap nets 0.7 (normal) 0.3 – 1.0 0.29 lb 11

Golden Shiner

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard trap nets 0.1 0.10 lb 1

Walleye

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard gill nets 12.6 (above normal) 3.1 – 9.8 1.30 lb 139
1988-08-16 Standard trap nets 4.6 (above normal) 0.3 – 1.3 2.08 lb 51
2021-09-23 Fall electrofishing 129.6 0.02 lb 128
2024-10-03 Fall electrofishing 26.0 0.16 lb 20
1999-08-23 Standard gill nets 12.7 (above normal) 3.1 – 9.8 1.03 lb 190
1999-08-23 Standard trap nets 1.7 (above normal) 0.3 – 1.3 1.58 lb 26
2015-09-30 Misc. fish 47.5 95
2015-09-30 Special electrofishing 70.1 0.14 lb 72
2019-09-23 Fall electrofishing 40.2 0.04 lb 40
1993-08-17 Survey seining 2.3 14
1993-08-17 Standard gill nets 7.1 (normal) 3.1 – 9.8 1.65 lb 107
1993-08-17 Standard trap nets 1.6 (above normal) 0.3 – 1.3 2.65 lb 24
2020-07-06 Standard gill nets 7.4 (normal) 3.1 – 9.8 1.90 lb 111
2020-07-06 Standard trap nets 1.0 (normal) 0.3 – 1.3 2.82 lb 14
2005-08-15 Standard gill nets 8.8 (normal) 3.1 – 9.8 1.21 lb 132
2005-08-15 Standard trap nets 1.1 (normal) 0.3 – 1.3 1.99 lb 16
2018-10-02 Fall electrofishing 22.7 0.01 lb 20

Bluegill

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard gill nets 2.3 0.18 lb 25
1988-08-16 Standard trap nets 5.7 (normal) 0.8 – 8.7 0.13 lb 63
1999-08-23 Standard gill nets 0.4 0.03 lb 6
1999-08-23 Standard trap nets 4.4 (normal) 0.8 – 8.7 0.13 lb 66
1993-08-17 Standard gill nets 0.7 0.42 lb 11
1993-08-17 Standard trap nets 1.9 (normal) 0.8 – 8.7 0.37 lb 28
2020-07-06 Standard gill nets 2.2 0.17 lb 33
2020-07-06 Standard trap nets 3.4 (normal) 0.8 – 8.7 0.17 lb 48
2005-08-15 Survey seining 27.2 163
2005-08-15 Standard gill nets 0.4 0.47 lb 6
2005-08-15 Standard trap nets 3.5 (normal) 0.8 – 8.7 0.20 lb 53

Pumpkinseed

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard gill nets 3.6 0.06 lb 40
1988-08-16 Standard trap nets 14.4 (above normal) 0.5 – 3.4 0.06 lb 158
1999-08-23 Standard gill nets 2.6 0.10 lb 39
1999-08-23 Standard trap nets 16.2 (above normal) 0.5 – 3.4 0.15 lb 243
1993-08-17 Survey seining 2.2 13
1993-08-17 Standard gill nets 0.3 0.21 lb 4
1993-08-17 Standard trap nets 5.9 (above normal) 0.5 – 3.4 0.18 lb 88
2020-07-06 Standard gill nets 1.6 0.09 lb 24
2020-07-06 Standard trap nets 2.5 (normal) 0.5 – 3.4 0.06 lb 35
2005-08-15 Survey seining 1.7 0.04 lb 10
2005-08-15 Standard gill nets 1.1 0.16 lb 17
2005-08-15 Standard trap nets 3.7 (above normal) 0.5 – 3.4 0.18 lb 56

White Sucker

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard gill nets 6.9 (above normal) 2.8 – 6.7 1.58 lb 76
1988-08-16 Standard trap nets 4.6 (above normal) 0.3 – 3.0 2.37 lb 51
1999-08-23 Standard gill nets 7.5 (above normal) 2.8 – 6.7 3.63 lb 112
1999-08-23 Standard trap nets 3.6 (above normal) 0.3 – 3.0 4.72 lb 54
1993-08-17 Survey seining 63.8 383
1993-08-17 Standard gill nets 8.3 (above normal) 2.8 – 6.7 4.18 lb 125
1993-08-17 Standard trap nets 5.6 (above normal) 0.3 – 3.0 5.36 lb 84
2020-07-06 Standard gill nets 6.9 (above normal) 2.8 – 6.7 1.68 lb 103
2020-07-06 Standard trap nets 1.1 (normal) 0.3 – 3.0 2.26 lb 15
2005-08-15 Standard gill nets 9.0 (above normal) 2.8 – 6.7 1.65 lb 135
2005-08-15 Standard trap nets 2.7 (normal) 0.3 – 3.0 2.45 lb 41

Black Crappie

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-08-16 Standard gill nets 1.6 (above normal) 0.2 – 1.4 0.37 lb 18
1988-08-16 Standard trap nets 2.7 (normal) 1.6 – 3.3 0.37 lb 30
1999-08-23 Standard gill nets 0.9 (normal) 0.2 – 1.4 0.08 lb 13
1999-08-23 Standard trap nets 2.7 (normal) 1.6 – 3.3 0.33 lb 41
1993-08-17 Survey seining 52.3 314
1993-08-17 Standard gill nets 2.7 (above normal) 0.2 – 1.4 0.60 lb 40
1993-08-17 Standard trap nets 2.9 (normal) 1.6 – 3.3 0.57 lb 43
2020-07-06 Standard gill nets 3.3 (above normal) 0.2 – 1.4 0.21 lb 49
2020-07-06 Standard trap nets 2.4 (normal) 1.6 – 3.3 0.27 lb 34
2005-08-15 Standard gill nets 1.2 (normal) 0.2 – 1.4 0.12 lb 18
2005-08-15 Standard trap nets 2.2 (normal) 1.6 – 3.3 0.31 lb 33

Burbot

Date Gear CPUE Normal Range Avg Weight Total Catch
1999-08-23 Standard trap nets 0.1 1.91 lb 1

Spottail Shiner

Date Gear CPUE Normal Range Total Catch
1993-08-17 Survey seining 11.2 67
2005-08-15 Survey seining 7.3 44

EMS

Date Gear CPUE Normal Range Total Catch
1993-08-17 Survey seining 4.5 27

Common Shiner

Date Gear CPUE Normal Range Total Catch
1993-08-17 Survey seining 9.7 58
2005-08-15 Survey seining 0.8 5

SCU

Date Gear CPUE Normal Range Total Catch
1993-08-17 Survey seining 0.2 1

Johnny Darter

Date Gear CPUE Normal Range Total Catch
1993-08-17 Survey seining 1.2 7
2005-08-15 Survey seining 0.2 1

Largemouth Bass

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-06 Standard gill nets 0.3 (normal) 0.2 – 0.8 1.55 lb 4
2020-07-06 Standard trap nets 0.2 (normal) 0.1 – 0.7 0.08 lb 3
2005-08-15 Standard electrofishing 6.4 0.67 lb 6
2005-08-15 Survey seining 1.8 0.01 lb 11
2005-08-15 Standard gill nets 0.1 (below normal) 0.2 – 0.8 1.70 lb 1

Depth Maps & Lake Info

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Fish Species

Species known to inhabit Fish Lake Flowage. Click any species for a full fishing guide.

Black CrappieBluegillHybrid SunfishLargemouth BassNorthern PikePumpkinseedRock BassWalleyeWhite SuckerYellow Perch

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Data sourced from Minnesota DNR Division of Fish and Wildlife. Last verified: March 19, 2026. Learn how we maintain this data.