Willmar

Kandiyohi County, Minnesota — DOW #34018000

229 Surveys

Invasive Species Alert

Willmar has confirmed populations of:

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636.44
Acres
14 ft
Max Depth
0
18
Fish Species
3
Local Guides

DNR Fish Surveys

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

Black Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 5.2 (below normal) 11.5 – 132.6 0.88 lb 31
2020-07-22 Standard gill nets 17.0 (below normal) 30.3 – 150.6 0.76 lb 17
2014-07-15 Standard trap nets 1.2 (below normal) 11.5 – 132.6 0.68 lb 7
2014-07-15 Standard gill nets 30.5 (normal) 30.3 – 150.6 0.65 lb 61
2000-07-17 Standard trap nets 6.0 (below normal) 11.5 – 132.6 0.58 lb 36
2000-07-17 Standard gill nets 44.0 (normal) 30.3 – 150.6 0.56 lb 132
1995-07-10 Standard gill nets 4.7 (below normal) 30.3 – 150.6 0.41 lb 14
1995-07-10 Standard trap nets 2.5 (below normal) 11.5 – 132.6 0.42 lb 15
1989-07-31 Standard trap nets 95.3 (normal) 11.5 – 132.6 0.21 lb 572
1989-07-31 Standard gill nets 149.3 (normal) 30.3 – 150.6 0.20 lb 448
1984-08-07 Standard trap nets 841.3 (above normal) 11.5 – 132.6 0.08 lb 5048
1984-08-07 Standard gill nets 519.3 (above normal) 30.3 – 150.6 0.08 lb 1558
2004-07-15 Standard trap nets 11.2 (below normal) 11.5 – 132.6 0.37 lb 67
2004-07-15 Standard gill nets 102.7 (normal) 30.3 – 150.6 0.25 lb 308
2009-07-20 Standard gill nets 70.7 (normal) 30.3 – 150.6 0.35 lb 212
2009-07-20 Standard trap nets 16.0 (normal) 11.5 – 132.6 0.39 lb 96

Yellow Perch

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 1.0 (normal) 0.3 – 3.8 0.14 lb 6
2020-07-22 Standard gill nets 1.0 (below normal) 2.7 – 25.0 0.22 lb 1
2014-07-15 Standard trap nets 0.7 (normal) 0.3 – 3.8 0.08 lb 4
2014-07-15 Standard gill nets 3.5 (normal) 2.7 – 25.0 0.11 lb 7
2000-07-17 Survey seining 14.0 56
2000-07-17 Standard gill nets 1.0 (below normal) 2.7 – 25.0 0.23 lb 3
1995-07-10 Standard electrofishing 48.0 0.03 lb 8
1995-07-10 Standard gill nets 1.0 (below normal) 2.7 – 25.0 0.18 lb 3
1995-07-10 Survey seining 5.8 23
1995-07-10 Standard trap nets 1.0 (normal) 0.3 – 3.8 0.08 lb 6
1984-08-07 Standard trap nets 0.3 (normal) 0.3 – 3.8 0.25 lb 2
1984-08-07 Standard gill nets 1.7 (below normal) 2.7 – 25.0 0.15 lb 5
2004-07-15 Standard trap nets 0.3 (normal) 0.3 – 3.8 0.05 lb 2
2004-07-15 Standard gill nets 8.7 (normal) 2.7 – 25.0 0.17 lb 26
2009-07-20 Standard gill nets 4.3 (normal) 2.7 – 25.0 0.15 lb 13
2009-07-20 Survey seining 7.0 21
2009-07-20 Standard trap nets 0.3 (normal) 0.3 – 3.8 0.07 lb 2

Northern Pike

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard gill nets 4.0 (normal) 1.1 – 8.0 4.00 lb 4
2020-07-22 Standard trap nets 4.3 4.49 lb 26
2014-07-15 Standard gill nets 5.0 (normal) 1.1 – 8.0 4.18 lb 10
2014-07-15 Standard trap nets 0.8 6.11 lb 5
2000-07-17 Standard gill nets 0.7 (below normal) 1.1 – 8.0 6.06 lb 2
2000-07-17 Standard trap nets 0.7 3.65 lb 4
1995-07-10 Standard gill nets 2.3 (normal) 1.1 – 8.0 4.76 lb 7
1995-07-10 Standard trap nets 0.7 3.36 lb 4
1989-07-31 Standard gill nets 0.7 (below normal) 1.1 – 8.0 3.45 lb 2
1989-07-31 Standard trap nets 0.2 1.80 lb 1
1984-08-07 Standard gill nets 11.0 (above normal) 1.1 – 8.0 2.78 lb 33
1984-08-07 Standard trap nets 3.2 2.01 lb 19
2004-07-15 Standard gill nets 7.0 (normal) 1.1 – 8.0 2.17 lb 21
2004-07-15 Standard trap nets 1.3 2.00 lb 8
2009-07-20 Standard gill nets 3.3 (normal) 1.1 – 8.0 3.48 lb 10
2009-07-20 Survey seining 0.3 1
2009-07-20 Standard trap nets 3.3 3.61 lb 20

OSS

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 0.2 0.05 lb 1
2000-07-17 Standard trap nets 0.2 0.02 lb 1
2000-07-17 Survey seining 4.3 17
1995-07-10 Survey seining 79.8 319
2009-07-20 Survey seining 0.3 1
2009-07-20 Standard trap nets 0.2 0.03 lb 1

Freshwater Drum

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 4.8 (above normal) 0.2 – 3.3 1.48 lb 29
2020-07-22 Standard gill nets 29.0 (above normal) 0.5 – 8.3 1.05 lb 29
2014-07-15 Standard trap nets 11.5 (above normal) 0.2 – 3.3 0.62 lb 69
2014-07-15 Standard gill nets 14.0 (above normal) 0.5 – 8.3 0.78 lb 28
2000-07-17 Standard trap nets 5.3 (above normal) 0.2 – 3.3 0.89 lb 32
2000-07-17 Survey seining 8.5 34
2000-07-17 Standard gill nets 21.3 (above normal) 0.5 – 8.3 0.78 lb 64
1995-07-10 Standard trap nets 9.3 (above normal) 0.2 – 3.3 0.43 lb 56
1995-07-10 Standard gill nets 19.7 (above normal) 0.5 – 8.3 0.37 lb 59
1995-07-10 Survey seining 1.3 5
1989-07-31 Standard trap nets 9.8 (above normal) 0.2 – 3.3 0.46 lb 59
1989-07-31 Standard gill nets 33.0 (above normal) 0.5 – 8.3 0.49 lb 99
2004-07-15 Standard trap nets 6.2 (above normal) 0.2 – 3.3 1.65 lb 37
2004-07-15 Standard gill nets 7.7 (normal) 0.5 – 8.3 1.25 lb 23
2009-07-20 Standard trap nets 6.0 (above normal) 0.2 – 3.3 1.79 lb 36
2009-07-20 Standard gill nets 3.0 (normal) 0.5 – 8.3 1.77 lb 9
2009-07-20 Survey seining 14.0 42

Yellow Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 1.5 (normal) 0.5 – 2.5 0.64 lb 9
2014-07-15 Standard gill nets 1.5 (normal) 0.5 – 3.5 0.63 lb 3
2014-07-15 Standard trap nets 6.5 (above normal) 0.5 – 2.5 0.79 lb 39
2000-07-17 Standard trap nets 0.3 (below normal) 0.5 – 2.5 0.67 lb 2
1995-07-10 Standard trap nets 0.3 (below normal) 0.5 – 2.5 0.21 lb 2
1984-08-07 Standard gill nets 0.3 (below normal) 0.5 – 3.5 0.25 lb 1
1984-08-07 Standard trap nets 4.7 (above normal) 0.5 – 2.5 0.22 lb 28
2004-07-15 Standard trap nets 4.0 (above normal) 0.5 – 2.5 0.56 lb 24
2009-07-20 Standard trap nets 0.7 (normal) 0.5 – 2.5 0.54 lb 4

Common Carp

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 2.0 (normal) 1.0 – 5.5 8.92 lb 12
2014-07-15 Standard gill nets 4.0 (normal) 1.0 – 13.8 5.63 lb 8
2014-07-15 Standard trap nets 3.3 (normal) 1.0 – 5.5 5.98 lb 20
2000-07-17 Standard gill nets 2.0 (normal) 1.0 – 13.8 8.45 lb 6
2000-07-17 Standard trap nets 0.8 (below normal) 1.0 – 5.5 8.16 lb 5
1995-07-10 Standard gill nets 4.0 (normal) 1.0 – 13.8 4.27 lb 12
1995-07-10 Standard trap nets 5.5 (normal) 1.0 – 5.5 5.12 lb 33
1989-07-31 Standard gill nets 32.0 (above normal) 1.0 – 13.8 0.99 lb 96
1989-07-31 Standard trap nets 5.8 (above normal) 1.0 – 5.5 1.57 lb 35
1984-08-07 Standard gill nets 2.3 (normal) 1.0 – 13.8 2.64 lb 7
1984-08-07 Standard trap nets 1.2 (normal) 1.0 – 5.5 4.36 lb 7
2004-07-15 Standard gill nets 3.0 (normal) 1.0 – 13.8 3.54 lb 9
2004-07-15 Standard trap nets 3.5 (normal) 1.0 – 5.5 4.17 lb 21
2009-07-20 Standard gill nets 1.0 (normal) 1.0 – 13.8 7.20 lb 3
2009-07-20 Survey seining 0.3 1
2009-07-20 Standard trap nets 1.8 (normal) 1.0 – 5.5 8.00 lb 11

Walleye

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard gill nets 12.0 (normal) 2.3 – 18.1 2.02 lb 12
2020-07-22 Standard trap nets 0.7 (normal) 0.5 – 3.0 3.44 lb 4
2014-07-15 Fall electrofishing 192.0 0.02 lb 32
2014-07-15 Standard gill nets 14.0 (normal) 2.3 – 18.1 1.63 lb 28
2014-07-15 Standard trap nets 3.0 (normal) 0.5 – 3.0 1.46 lb 18
2000-07-17 Fall electrofishing 16.0 0.03 lb 8
2000-07-17 Standard gill nets 14.7 (normal) 2.3 – 18.1 1.12 lb 44
2000-07-17 Standard trap nets 3.5 (above normal) 0.5 – 3.0 1.10 lb 21
1995-07-10 Standard gill nets 35.0 (above normal) 2.3 – 18.1 1.15 lb 105
1995-07-10 Fall electrofishing 138.0 0.19 lb 46
1995-07-10 Survey seining 0.3 0.08 lb 1
1995-07-10 Standard trap nets 9.2 (above normal) 0.5 – 3.0 0.18 lb 55
1995-07-10 Standard electrofishing 72.0 0.97 lb 12
1989-07-31 Standard gill nets 11.3 (normal) 2.3 – 18.1 1.00 lb 34
1989-07-31 Standard trap nets 1.5 (normal) 0.5 – 3.0 1.21 lb 9
1984-08-07 Standard gill nets 15.7 (normal) 2.3 – 18.1 0.90 lb 47
1984-08-07 Standard trap nets 11.8 (above normal) 0.5 – 3.0 0.57 lb 71
2019-09-12 Fall electrofishing 15.0 10
2004-07-15 Fall electrofishing 34.0 0.05 lb 17
2004-07-15 Standard gill nets 6.0 (normal) 2.3 – 18.1 1.72 lb 18
2004-07-15 Standard trap nets 0.5 (normal) 0.5 – 3.0 0.92 lb 3
2009-07-20 Standard gill nets 24.7 (above normal) 2.3 – 18.1 1.26 lb 74
2009-07-20 Standard trap nets 1.5 (normal) 0.5 – 3.0 2.11 lb 9

Hybrid Sunfish

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 0.3 0.05 lb 2
2014-07-15 Standard trap nets 0.3 0.08 lb 2
2000-07-17 Survey seining 0.8 3
1995-07-10 Standard trap nets 0.3 0.03 lb 2
1989-07-31 Standard trap nets 0.2 0.10 lb 1

Bluegill

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard gill nets 4.0 0.25 lb 4
2020-07-22 Standard trap nets 11.0 (normal) 1.2 – 20.0 0.15 lb 66
2014-07-15 Standard trap nets 12.3 (normal) 1.2 – 20.0 0.12 lb 74
2000-07-17 Survey seining 5.0 20
2000-07-17 Standard trap nets 0.7 (below normal) 1.2 – 20.0 0.22 lb 4
1995-07-10 Survey seining 21.5 86
1995-07-10 Standard trap nets 3.2 (normal) 1.2 – 20.0 0.17 lb 19
1995-07-10 Standard electrofishing 6.0 0.03 lb 1
1989-07-31 Standard trap nets 0.2 (below normal) 1.2 – 20.0 0.40 lb 1
1984-08-07 Standard trap nets 2.2 (normal) 1.2 – 20.0 0.27 lb 13
2004-07-15 Standard gill nets 1.0 0.22 lb 3
2004-07-15 Standard trap nets 20.8 (above normal) 1.2 – 20.0 0.14 lb 125
2009-07-20 Standard gill nets 1.7 0.25 lb 5
2009-07-20 Survey seining 172.0 516
2009-07-20 Standard trap nets 3.5 (normal) 1.2 – 20.0 0.20 lb 21

Black Crappie

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard gill nets 57.0 (above normal) 1.4 – 13.8 0.42 lb 57
2020-07-22 Standard trap nets 28.0 (above normal) 1.2 – 20.5 0.46 lb 168
2014-07-15 Standard gill nets 12.5 (normal) 1.4 – 13.8 0.25 lb 25
2014-07-15 Standard trap nets 17.3 (normal) 1.2 – 20.5 0.22 lb 104
2000-07-17 Survey seining 0.3 1
2000-07-17 Standard gill nets 16.3 (above normal) 1.4 – 13.8 0.34 lb 49
2000-07-17 Standard trap nets 17.0 (normal) 1.2 – 20.5 0.20 lb 102
1995-07-10 Standard trap nets 2.3 (normal) 1.2 – 20.5 0.14 lb 14
1989-07-31 Standard gill nets 1.7 (normal) 1.4 – 13.8 0.44 lb 5
1989-07-31 Standard trap nets 5.0 (normal) 1.2 – 20.5 0.51 lb 30
1984-08-07 Standard gill nets 2.3 (normal) 1.4 – 13.8 0.25 lb 7
1984-08-07 Standard trap nets 2.5 (normal) 1.2 – 20.5 0.25 lb 15
2004-07-15 Standard gill nets 30.0 (above normal) 1.4 – 13.8 0.14 lb 90
2004-07-15 Standard trap nets 6.7 (normal) 1.2 – 20.5 0.19 lb 40
2009-07-20 Standard gill nets 9.7 (normal) 1.4 – 13.8 0.39 lb 29
2009-07-20 Survey seining 1.3 4
2009-07-20 Standard trap nets 14.2 (normal) 1.2 – 20.5 0.37 lb 85

Largemouth Bass

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 0.2 (below normal) 0.2 – 0.7 3.24 lb 1
2014-07-15 Standard trap nets 0.3 (normal) 0.2 – 0.7 2.72 lb 2
2000-07-17 Survey seining 6.5 26
1995-07-10 Survey seining 1.8 7
2004-07-15 Standard trap nets 0.3 (normal) 0.2 – 0.7 0.61 lb 2
2009-07-20 Survey seining 11.3 0.01 lb 34
2009-07-20 Standard trap nets 0.2 (below normal) 0.2 – 0.7 1.73 lb 1

Pumpkinseed

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 2.3 (normal) 0.3 – 4.9 0.10 lb 14
1984-08-07 Standard trap nets 0.3 (normal) 0.3 – 4.9 0.12 lb 2

White Sucker

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 1.3 (normal) 0.3 – 2.6 2.76 lb 8
2014-07-15 Standard gill nets 10.5 (above normal) 0.8 – 6.5 1.98 lb 21
2014-07-15 Standard trap nets 0.3 (normal) 0.3 – 2.6 2.05 lb 2
2000-07-17 Standard gill nets 4.3 (normal) 0.8 – 6.5 2.33 lb 13
2000-07-17 Standard trap nets 0.2 (below normal) 0.3 – 2.6 1.81 lb 1
1995-07-10 Standard trap nets 1.8 (normal) 0.3 – 2.6 1.14 lb 11
1995-07-10 Standard electrofishing 6.0 0.99 lb 1
1995-07-10 Standard gill nets 7.3 (above normal) 0.8 – 6.5 1.02 lb 22
1989-07-31 Standard gill nets 2.7 (normal) 0.8 – 6.5 1.79 lb 8
1989-07-31 Standard trap nets 6.0 (above normal) 0.3 – 2.6 1.94 lb 36
1984-08-07 Standard gill nets 2.3 (normal) 0.8 – 6.5 0.96 lb 7
1984-08-07 Standard trap nets 1.0 (normal) 0.3 – 2.6 0.83 lb 6
2004-07-15 Standard gill nets 1.3 (normal) 0.8 – 6.5 2.45 lb 4
2009-07-20 Standard trap nets 0.7 (normal) 0.3 – 2.6 2.71 lb 4
2009-07-20 Standard gill nets 2.0 (normal) 0.8 – 6.5 2.68 lb 6

BIB

Date Gear CPUE Normal Range Avg Weight Total Catch
2020-07-22 Standard trap nets 0.7 (normal) 0.2 – 1.0 6.47 lb 4
2014-07-15 Standard gill nets 2.0 (normal) 0.8 – 7.0 0.28 lb 4
2014-07-15 Standard trap nets 0.2 (below normal) 0.2 – 1.0 7.70 lb 1
2000-07-17 Standard gill nets 1.0 (normal) 0.8 – 7.0 4.04 lb 3
2000-07-17 Standard trap nets 0.2 (below normal) 0.2 – 1.0 8.42 lb 1
1995-07-10 Standard gill nets 3.3 (normal) 0.8 – 7.0 3.93 lb 10
1995-07-10 Survey seining 3.5 14
1995-07-10 Standard trap nets 0.8 (normal) 0.2 – 1.0 5.04 lb 5
1989-07-31 Standard gill nets 22.0 (above normal) 0.8 – 7.0 0.06 lb 66
1989-07-31 Standard trap nets 0.2 (below normal) 0.2 – 1.0 0.10 lb 1
1984-08-07 Standard trap nets 0.2 (below normal) 0.2 – 1.0 3.50 lb 1
2004-07-15 Standard trap nets 0.7 (normal) 0.2 – 1.0 11.38 lb 4
2009-07-20 Standard gill nets 1.3 (normal) 0.8 – 7.0 3.29 lb 4
2009-07-20 Survey seining 3.3 10

Channel Catfish

Date Gear CPUE Normal Range Avg Weight Total Catch
2014-07-15 Standard trap nets 0.3 4.70 lb 2
2000-07-17 Standard gill nets 1.3 3.88 lb 4
1995-07-10 Standard trap nets 1.0 1.20 lb 6
1995-07-10 Standard gill nets 0.3 3.97 lb 1
1984-08-07 Standard gill nets 0.7 1.88 lb 2
1984-08-07 Standard trap nets 0.2 2.00 lb 1
2004-07-15 Standard gill nets 0.3 7.72 lb 1
2004-07-15 Standard trap nets 0.3 2.57 lb 2
2009-07-20 Survey seining 2.7 8
2009-07-20 Standard trap nets 0.3 0.79 lb 2
2009-07-20 Standard gill nets 0.7 1.71 lb 2

SNG

Date Gear CPUE Normal Range Avg Weight Total Catch
2014-07-15 Standard gill nets 0.5 2.68 lb 1
2014-07-15 Standard trap nets 1.5 1.85 lb 9
2000-07-17 Standard trap nets 1.0 2.94 lb 6
2004-07-15 Standard trap nets 0.3 0.58 lb 2
2009-07-20 Standard gill nets 0.3 2.43 lb 1
2009-07-20 Standard trap nets 0.5 1.79 lb 3

Fathead Minnow

Date Gear CPUE Normal Range Total Catch
2000-07-17 Survey seining 1.8 7
1995-07-10 Survey seining 18.0 72
2009-07-20 Survey seining 2.0 6

SHI

Date Gear CPUE Normal Range Total Catch
2000-07-17 Survey seining 1.8 7

Green Sunfish

Date Gear CPUE Normal Range Total Catch
1995-07-10 Survey seining 0.5 2

Johnny Darter

Date Gear CPUE Normal Range Total Catch
1995-07-10 Survey seining 0.3 1
2009-07-20 Survey seining 0.3 1

Golden Shiner

Date Gear CPUE Normal Range Avg Weight Total Catch
1995-07-10 Standard trap nets 0.2 (below normal) 0.2 – 1.1 0.05 lb 1
2004-07-15 Standard trap nets 0.2 (below normal) 0.2 – 1.1 0.05 lb 1
2009-07-20 Survey seining 3.0 9
2009-07-20 Standard trap nets 1.8 (above normal) 0.2 – 1.1 0.06 lb 11

BST

Date Gear CPUE Normal Range Total Catch
1995-07-10 Survey seining 0.3 1

Spottail Shiner

Date Gear CPUE Normal Range Total Catch
1995-07-10 Survey seining 13.8 55
2009-07-20 Survey seining 1.3 4

White Crappie

Date Gear CPUE Normal Range Avg Weight Total Catch
1989-07-31 Standard trap nets 0.2 (below normal) 0.3 – 6.0 0.60 lb 1

QBS

Date Gear CPUE Normal Range Avg Weight Total Catch
2009-07-20 Standard trap nets 0.2 1.38 lb 1

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Fish Species

Species known to inhabit Willmar. Click any species for a full fishing guide.

Bigmouth BuffaloBlack BullheadBlack CrappieBluegillBrown BullheadCommon CarpFreshwater DrumHybrid SunfishLargemouth BassNorthern PikeOrangespotted SunfishPumpkinseedRiver CarpsuckerShortnose GarWalleyeWhite SuckerYellow BullheadYellow 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.