Thole

Scott County, Minnesota — DOW #70012001

179 Surveys

Invasive Species Alert

Thole has confirmed populations of:

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118.52
Acres
12 ft
Max Depth
0
12
Fish Species
1
Local Guides

DNR Fish Surveys

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

Black Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard trap nets 1.0 (below normal) 2.2 – 60.5 0.61 lb 9
2023-08-01 Standard gill nets 11.8 (normal) 9.6 – 91.4 0.59 lb 59
1978-07-06 Standard gill nets 60.0 (normal) 9.6 – 91.4 0.17 lb 60
1978-07-06 Standard trap nets 47.6 (normal) 2.2 – 60.5 0.15 lb 238
1988-07-11 Standard trap nets 61.7 (above normal) 2.2 – 60.5 0.43 lb 555
1988-07-11 Standard gill nets 57.0 (normal) 9.6 – 91.4 0.39 lb 114
2023-06-20 Standard trap nets 2.6 (normal) 2.2 – 60.5 0.58 lb 23
1993-07-12 Standard trap nets 53.4 (normal) 2.2 – 60.5 0.22 lb 481
1993-07-12 Standard gill nets 35.8 (normal) 9.6 – 91.4 0.18 lb 215
1999-08-02 Standard trap nets 400.2 (above normal) 2.2 – 60.5 0.10 lb 3602
1999-08-02 Survey seining 0.3 1
1999-08-02 Standard gill nets 56.3 (normal) 9.6 – 91.4 0.09 lb 225
2005-08-01 Standard trap nets 84.0 (above normal) 2.2 – 60.5 0.29 lb 756
2005-08-01 Standard gill nets 72.8 (normal) 9.6 – 91.4 0.03 lb 364
2018-08-06 Standard gill nets 31.2 (normal) 9.6 – 91.4 0.33 lb 187
2018-08-06 Standard trap nets 1.0 (below normal) 2.2 – 60.5 0.38 lb 9
1983-07-13 Standard trap nets 289.0 (above normal) 2.2 – 60.5 0.22 lb 2023
1983-07-13 Standard gill nets 90.0 (normal) 9.6 – 91.4 0.16 lb 180
2013-08-05 Standard gill nets 42.8 (normal) 9.6 – 91.4 0.43 lb 214
2013-08-05 Standard trap nets 4.3 (normal) 2.2 – 60.5 0.59 lb 39

Green Sunfish

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard trap nets 0.1 (below normal) 0.2 – 2.0 0.06 lb 1
1988-07-11 Standard trap nets 0.2 (normal) 0.2 – 2.0 0.10 lb 2
1988-07-11 Standard gill nets 0.5 (normal) 0.5 – 4.3 0.10 lb 1
2023-06-20 Backpack electrofishing 28.3 37
2023-06-20 50-ft beach seine 0.4 3
1993-07-12 Standard trap nets 0.2 (normal) 0.2 – 2.0 0.21 lb 2
1993-07-12 Survey seining 1.0 0.03 lb 5
1999-08-02 Survey seining 2.7 8
2005-08-01 Standard trap nets 0.1 (below normal) 0.2 – 2.0 0.04 lb 1
2013-08-05 Standard trap nets 0.1 (below normal) 0.2 – 2.0 0.25 lb 1

Northern Pike

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard gill nets 8.8 (above normal) 1.5 – 7.0 2.57 lb 44
2023-08-01 Standard trap nets 0.9 1.28 lb 8
1988-07-11 Standard gill nets 28.5 (above normal) 1.5 – 7.0 1.80 lb 57
1988-07-11 Standard trap nets 1.1 2.08 lb 10
2023-06-20 50-ft beach seine 0.8 6
2023-06-20 Backpack electrofishing 0.8 1
1993-07-12 Standard gill nets 4.3 (normal) 1.5 – 7.0 2.80 lb 26
1993-07-12 Standard trap nets 0.4 1.35 lb 4
1999-08-02 Standard gill nets 7.8 (above normal) 1.5 – 7.0 1.64 lb 31
1999-08-02 Standard trap nets 2.6 2.41 lb 23
1999-08-02 Survey seining 0.3 1
2005-08-01 Standard gill nets 5.2 (normal) 1.5 – 7.0 2.55 lb 26
2005-08-01 Standard trap nets 1.6 2.08 lb 14
2018-08-06 Standard gill nets 5.7 (normal) 1.5 – 7.0 3.12 lb 34
2018-08-06 Standard trap nets 0.8 4.44 lb 7
1983-07-13 Standard gill nets 13.5 (above normal) 1.5 – 7.0 1.51 lb 27
1983-07-13 Standard trap nets 1.0 1.36 lb 7
2013-08-05 Standard gill nets 7.4 (above normal) 1.5 – 7.0 2.32 lb 37
2013-08-05 Standard trap nets 0.8 2.13 lb 7

Golden Shiner

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard gill nets 12.0 (above normal) 0.4 – 4.3 0.12 lb 60
2023-08-01 Standard trap nets 0.2 (normal) 0.2 – 1.0 0.11 lb 2
1988-07-11 Standard gill nets 3.5 (normal) 0.4 – 4.3 0.09 lb 7
1988-07-11 Standard trap nets 9.9 (above normal) 0.2 – 1.0 0.06 lb 89
2023-06-20 50-ft beach seine 21.8 174
2023-06-20 Standard trap nets 0.1 (below normal) 0.2 – 1.0 0.12 lb 1
2023-06-20 Backpack electrofishing 8.4 11
1993-07-12 Standard gill nets 2.2 (normal) 0.4 – 4.3 0.09 lb 13
1999-08-02 Standard gill nets 0.8 (normal) 0.4 – 4.3 0.06 lb 3
1999-08-02 Standard trap nets 0.1 (below normal) 0.2 – 1.0 1
2005-08-01 Standard gill nets 4.6 (above normal) 0.4 – 4.3 0.11 lb 23
2018-08-06 Standard gill nets 0.5 (normal) 0.4 – 4.3 0.12 lb 3
2013-08-05 Standard gill nets 11.8 (above normal) 0.4 – 4.3 0.08 lb 59
2013-08-05 Standard trap nets 0.1 (below normal) 0.2 – 1.0 0.06 lb 1

Largemouth Bass

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard electrofishing 29.3 1.79 lb 66
2023-08-01 Standard gill nets 3.0 (above normal) 0.5 – 1.0 1.55 lb 15
2023-08-01 Standard trap nets 0.3 (normal) 0.3 – 1.2 2.37 lb 3
1988-07-11 Standard trap nets 1.1 (normal) 0.3 – 1.2 1.13 lb 10
2023-06-20 Backpack electrofishing 32.2 42
2023-06-20 50-ft beach seine 87.5 700
2023-06-20 Standard trap nets 0.2 (below normal) 0.3 – 1.2 3.32 lb 2
1993-07-12 Survey seining 0.8 0.02 lb 4
1993-07-12 Standard trap nets 0.6 (normal) 0.3 – 1.2 0.44 lb 5
1999-08-02 Survey seining 3.3 0.01 lb 10
1999-08-02 Standard trap nets 0.1 (below normal) 0.3 – 1.2 0.84 lb 1
2005-08-01 Standard gill nets 0.4 (below normal) 0.5 – 1.0 1.67 lb 2
2005-08-01 Standard trap nets 0.6 (normal) 0.3 – 1.2 1.30 lb 5
2018-08-06 Standard trap nets 0.4 (normal) 0.3 – 1.2 2.02 lb 4
2018-08-06 Standard gill nets 0.3 (below normal) 0.5 – 1.0 0.61 lb 2
1983-07-13 Standard gill nets 0.5 (normal) 0.5 – 1.0 0.30 lb 1
2013-08-05 Standard trap nets 0.3 (normal) 0.3 – 1.2 1.88 lb 3
2013-08-05 Standard gill nets 0.6 (normal) 0.5 – 1.0 1.47 lb 3

Hybrid Sunfish

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard gill nets 0.8 0.21 lb 4
2023-08-01 Standard trap nets 3.0 0.19 lb 27
1988-07-11 Standard gill nets 0.5 0.30 lb 1
1988-07-11 Standard trap nets 3.7 0.22 lb 33
2023-06-20 50-ft beach seine 0.5 4
2023-06-20 Standard trap nets 2.8 0.23 lb 25
2023-06-20 Backpack electrofishing 1.5 2
1993-07-12 Survey seining 5.6 28
1993-07-12 Standard gill nets 0.2 0.22 lb 1
1993-07-12 Standard trap nets 3.9 0.21 lb 35
1999-08-02 Survey seining 1.3 4
1999-08-02 Standard trap nets 0.1 0.08 lb 1
2005-08-01 Standard trap nets 0.3 0.10 lb 3
2018-08-06 Standard trap nets 0.8 0.27 lb 7
1983-07-13 Standard trap nets 0.4 0.23 lb 3
2013-08-05 Standard trap nets 2.0 0.38 lb 18

Bluegill

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard gill nets 20.8 0.16 lb 104
2023-08-01 Standard trap nets 56.7 (above normal) 1.9 – 29.5 0.11 lb 510
1988-07-11 Standard gill nets 18.0 0.09 lb 36
1988-07-11 Standard trap nets 31.1 (above normal) 1.9 – 29.5 0.20 lb 280
2023-06-20 Backpack electrofishing 7.7 10
2023-06-20 50-ft beach seine 15.0 120
2023-06-20 Standard trap nets 73.3 (above normal) 1.9 – 29.5 0.17 lb 660
1993-07-12 Survey seining 53.8 269
1993-07-12 Standard gill nets 18.5 0.16 lb 111
1993-07-12 Standard trap nets 132.7 (above normal) 1.9 – 29.5 0.17 lb 1194
1999-08-02 Survey seining 39.3 118
1999-08-02 Standard gill nets 0.8 0.09 lb 3
1999-08-02 Standard trap nets 36.1 (above normal) 1.9 – 29.5 0.11 lb 325
2005-08-01 Standard gill nets 1.8 0.22 lb 9
2005-08-01 Standard trap nets 20.9 (normal) 1.9 – 29.5 0.09 lb 188
2018-08-06 Standard trap nets 14.4 (normal) 1.9 – 29.5 0.09 lb 130
2018-08-06 Standard gill nets 8.0 0.06 lb 48
1983-07-13 Standard trap nets 4.9 (normal) 1.9 – 29.5 0.26 lb 34
2013-08-05 Standard trap nets 22.8 (normal) 1.9 – 29.5 0.24 lb 205
2013-08-05 Standard gill nets 12.4 0.11 lb 62

Pumpkinseed

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard gill nets 0.4 0.10 lb 2
2023-08-01 Standard trap nets 1.3 (normal) 0.8 – 8.4 0.20 lb 12
1988-07-11 Standard gill nets 0.5 0.20 lb 1
1988-07-11 Standard trap nets 1.9 (normal) 0.8 – 8.4 0.13 lb 17
2023-06-20 50-ft beach seine 0.3 2
2023-06-20 Standard trap nets 1.1 (normal) 0.8 – 8.4 0.24 lb 10
1993-07-12 Survey seining 10.8 54
1993-07-12 Standard gill nets 5.7 0.20 lb 34
1993-07-12 Standard trap nets 4.9 (normal) 0.8 – 8.4 0.21 lb 44
1999-08-02 Survey seining 9.0 27
1999-08-02 Standard trap nets 1.3 (normal) 0.8 – 8.4 0.10 lb 12
2005-08-01 Standard gill nets 0.2 0.19 lb 1
2005-08-01 Standard trap nets 1.7 (normal) 0.8 – 8.4 0.10 lb 15
2018-08-06 Standard trap nets 0.6 (below normal) 0.8 – 8.4 0.18 lb 5
1983-07-13 Standard gill nets 3.5 0.16 lb 7
1983-07-13 Standard trap nets 2.1 (normal) 0.8 – 8.4 0.19 lb 15
2013-08-05 Standard trap nets 2.2 (normal) 0.8 – 8.4 0.19 lb 20

Black Crappie

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard gill nets 2.6 (normal) 1.5 – 14.7 0.19 lb 13
2023-08-01 Standard trap nets 4.4 (normal) 2.4 – 15.1 0.33 lb 40
1988-07-11 Standard gill nets 176.5 (above normal) 1.5 – 14.7 0.10 lb 353
1988-07-11 Standard trap nets 29.0 (above normal) 2.4 – 15.1 0.18 lb 261
2023-06-20 50-ft beach seine 0.3 2
2023-06-20 Standard trap nets 5.2 (normal) 2.4 – 15.1 0.25 lb 47
1993-07-12 Survey seining 2.4 12
1993-07-12 Standard gill nets 7.2 (normal) 1.5 – 14.7 0.18 lb 43
1993-07-12 Standard trap nets 11.3 (normal) 2.4 – 15.1 0.20 lb 102
1999-08-02 Standard gill nets 20.3 (above normal) 1.5 – 14.7 0.12 lb 81
1999-08-02 Standard trap nets 29.2 (above normal) 2.4 – 15.1 0.15 lb 263
2005-08-01 Standard gill nets 12.2 (normal) 1.5 – 14.7 0.16 lb 61
2005-08-01 Standard trap nets 3.4 (normal) 2.4 – 15.1 0.16 lb 31
2018-08-06 Standard gill nets 0.8 (below normal) 1.5 – 14.7 0.12 lb 5
2018-08-06 Standard trap nets 0.8 (below normal) 2.4 – 15.1 0.17 lb 7
1983-07-13 Standard gill nets 5.5 (normal) 1.5 – 14.7 0.02 lb 11
1983-07-13 Standard trap nets 1.9 (below normal) 2.4 – 15.1 0.26 lb 13
2013-08-05 Standard gill nets 13.4 (normal) 1.5 – 14.7 0.11 lb 67
2013-08-05 Standard trap nets 0.9 (below normal) 2.4 – 15.1 0.23 lb 8

Yellow Perch

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard gill nets 0.2 (below normal) 3.0 – 26.5 0.08 lb 1
1983-07-13 Standard gill nets 0.5 (below normal) 3.0 – 26.5 0.10 lb 1

White Sucker

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-08-01 Standard trap nets 0.2 (below normal) 0.3 – 2.2 2.88 lb 2
1988-07-11 Standard trap nets 0.2 (below normal) 0.3 – 2.2 2.30 lb 2
1993-07-12 Standard gill nets 0.3 (below normal) 0.5 – 7.4 2.14 lb 2
2005-08-01 Standard gill nets 1.0 (normal) 0.5 – 7.4 2.07 lb 5
2005-08-01 Standard trap nets 0.2 (below normal) 0.3 – 2.2 2.47 lb 2
1983-07-13 Standard gill nets 1.0 (normal) 0.5 – 7.4 1.30 lb 2

White Crappie

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-07-11 Standard gill nets 0.5 (below normal) 1.2 – 6.4 0.10 lb 1
1983-07-13 Standard gill nets 3.0 (normal) 1.2 – 6.4 0.30 lb 6
1983-07-13 Standard trap nets 1.1 (below normal) 2.5 – 11.6 0.17 lb 8

Walleye

Date Gear CPUE Normal Range Avg Weight Total Catch
1988-07-11 Standard gill nets 0.5 (below normal) 1.0 – 7.3 0.70 lb 1
1988-07-11 Standard trap nets 0.2 (below normal) 0.4 – 1.9 1.10 lb 2
1993-07-12 Standard gill nets 1.0 (normal) 1.0 – 7.3 3.50 lb 6
1999-08-02 Standard trap nets 0.1 (below normal) 0.4 – 1.9 0.57 lb 1
2005-08-01 Standard gill nets 0.4 (below normal) 1.0 – 7.3 1.99 lb 2
2005-08-01 Standard trap nets 0.1 (below normal) 0.4 – 1.9 3.46 lb 1
1983-07-13 Standard gill nets 1.0 (normal) 1.0 – 7.3 1.45 lb 2
1983-07-13 Standard trap nets 0.3 (below normal) 0.4 – 1.9 4.05 lb 2

Brown Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-06-20 Standard trap nets 0.1 (below normal) 1.4 – 6.6 0.66 lb 1
1993-07-12 Standard trap nets 0.2 (below normal) 1.4 – 6.6 0.63 lb 2
2005-08-01 Standard gill nets 0.2 (below normal) 1.0 – 6.0 0.58 lb 1
1983-07-13 Standard gill nets 0.5 (below normal) 1.0 – 6.0 0.20 lb 1

Rock Bass

Date Gear CPUE Normal Range Avg Weight Total Catch
2023-06-20 Standard trap nets 0.1 (below normal) 0.3 – 1.2 0.24 lb 1

Common Shiner

Date Gear CPUE Normal Range Total Catch
1993-07-12 Survey seining 0.2 1

SLS

Date Gear CPUE Normal Range Avg Weight Total Catch
2013-08-05 Standard gill nets 0.2 1.57 lb 1

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Fish Species

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

Black BullheadBlack CrappieBluegillBrown BullheadGreen SunfishHybrid SunfishLargemouth BassNorthern PikePumpkinseedRock BassWhite 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.