Long

Douglas County, Minnesota — DOW #21034300

103 Surveys

Invasive Species Alert

Long has confirmed populations of:

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201.56
Acres
18 ft
Max Depth
8.5 ft
Mean Depth
12
Fish Species
5
Local Guides

DNR Fish Surveys

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

Northern Pike

Date Gear CPUE Normal Range Avg Weight Total Catch
1986-06-16 Standard gill nets 4.0 (normal) 1.5 – 7.0 1.71 lb 8
1986-06-16 Standard trap nets 0.6 2.02 lb 5
1991-06-17 Standard gill nets 5.5 (normal) 1.5 – 7.0 1.89 lb 11
1991-06-17 Standard trap nets 0.4 2.83 lb 3
2012-06-18 Standard gill nets 13.6 (above normal) 1.5 – 7.0 1.90 lb 68
2012-06-18 Standard trap nets 3.3 3.75 lb 30
2019-06-17 Standard gill nets 11.0 (above normal) 1.5 – 7.0 3.37 lb 55
2019-06-17 Standard trap nets 0.6 3.58 lb 5
1996-06-10 Standard gill nets 19.4 (above normal) 1.5 – 7.0 2.22 lb 97
1996-06-10 Standard trap nets 3.0 1.30 lb 27
1996-06-10 Survey seining 1.4 7

Black Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
1986-06-16 Standard gill nets 2.0 (below normal) 9.6 – 91.4 0.35 lb 4
1986-06-16 Standard trap nets 41.4 (normal) 2.2 – 60.5 0.39 lb 331
1991-06-17 Standard gill nets 20.0 (normal) 9.6 – 91.4 0.16 lb 40
1991-06-17 Standard trap nets 3.9 (normal) 2.2 – 60.5 0.23 lb 27
2012-06-18 Standard trap nets 2.9 (normal) 2.2 – 60.5 0.60 lb 26
2012-06-18 Standard gill nets 118.2 (above normal) 9.6 – 91.4 0.22 lb 591
2019-06-17 Standard trap nets 0.6 (below normal) 2.2 – 60.5 0.60 lb 5
2019-06-17 Standard gill nets 5.0 (below normal) 9.6 – 91.4 0.69 lb 25
1996-06-10 Standard trap nets 15.6 (normal) 2.2 – 60.5 0.14 lb 140
1996-06-10 Survey seining 7.4 37
1996-06-10 Standard gill nets 16.6 (normal) 9.6 – 91.4 0.15 lb 83

White Sucker

Date Gear CPUE Normal Range Avg Weight Total Catch
1986-06-16 Standard gill nets 14.5 (above normal) 0.5 – 7.4 2.49 lb 29
1986-06-16 Standard trap nets 0.3 (below normal) 0.3 – 2.2 2.15 lb 2
1991-06-17 Standard trap nets 1.3 (normal) 0.3 – 2.2 1.73 lb 9
2012-06-18 Standard gill nets 13.0 (above normal) 0.5 – 7.4 1.99 lb 65
2012-06-18 Standard trap nets 0.6 (normal) 0.3 – 2.2 2.53 lb 5
2019-06-17 Standard gill nets 6.4 (normal) 0.5 – 7.4 2.11 lb 32
2019-06-17 Standard trap nets 0.6 (normal) 0.3 – 2.2 2.58 lb 5
1996-06-10 Survey seining 5.2 26
1996-06-10 Standard gill nets 6.8 (normal) 0.5 – 7.4 2.37 lb 34

Bluegill

Date Gear CPUE Normal Range Avg Weight Total Catch
1986-06-16 Standard trap nets 0.8 (below normal) 1.9 – 29.5 0.73 lb 6
1991-06-17 Standard trap nets 0.4 (below normal) 1.9 – 29.5 0.20 lb 3
2012-06-18 Standard trap nets 2.9 (normal) 1.9 – 29.5 0.59 lb 26
2019-06-17 Standard gill nets 4.2 0.27 lb 21
2019-06-17 Standard trap nets 14.2 (normal) 1.9 – 29.5 0.26 lb 128
1996-06-10 Survey seining 11.0 55
1996-06-10 Standard trap nets 0.3 (below normal) 1.9 – 29.5 0.68 lb 3

Walleye

Date Gear CPUE Normal Range Avg Weight Total Catch
1986-06-16 Standard gill nets 1.0 (normal) 1.0 – 7.3 2.80 lb 2
1986-06-16 Standard trap nets 0.1 (below normal) 0.4 – 1.9 3.40 lb 1
1991-06-17 Standard gill nets 10.0 (above normal) 1.0 – 7.3 1.57 lb 20
1991-06-17 Standard trap nets 0.7 (normal) 0.4 – 1.9 1.32 lb 5
2012-06-18 Standard gill nets 6.2 (normal) 1.0 – 7.3 2.30 lb 31
2012-06-18 Standard trap nets 0.1 (below normal) 0.4 – 1.9 0.92 lb 1
2019-06-17 Standard gill nets 3.4 (normal) 1.0 – 7.3 2.23 lb 17
2019-06-17 Standard trap nets 0.2 (below normal) 0.4 – 1.9 0.83 lb 2
1996-06-10 Survey seining 0.2 1
1996-06-10 Standard gill nets 0.2 (below normal) 1.0 – 7.3 1.48 lb 1
1996-06-10 Standard trap nets 0.7 (normal) 0.4 – 1.9 0.63 lb 6

Black Crappie

Date Gear CPUE Normal Range Avg Weight Total Catch
1986-06-16 Standard trap nets 2.0 (below normal) 2.4 – 15.1 0.79 lb 16
2012-06-18 Standard gill nets 4.0 (normal) 1.5 – 14.7 0.40 lb 20
2012-06-18 Standard trap nets 4.6 (normal) 2.4 – 15.1 0.73 lb 41
2019-06-17 Standard gill nets 12.2 (normal) 1.5 – 14.7 0.36 lb 61
2019-06-17 Standard trap nets 13.9 (normal) 2.4 – 15.1 0.44 lb 125
1996-06-10 Survey seining 0.2 1
1996-06-10 Standard gill nets 0.2 (below normal) 1.5 – 14.7 0.60 lb 1
1996-06-10 Standard trap nets 1.9 (below normal) 2.4 – 15.1 0.54 lb 17

Common Carp

Date Gear CPUE Normal Range Avg Weight Total Catch
1986-06-16 Standard gill nets 1.5 (normal) 0.3 – 4.2 4.80 lb 3
1986-06-16 Standard trap nets 1.0 (normal) 1.0 – 3.6 7.83 lb 8
1991-06-17 Standard gill nets 3.5 (normal) 0.3 – 4.2 2.81 lb 7
1991-06-17 Standard trap nets 3.6 (normal) 1.0 – 3.6 4.50 lb 25
2012-06-18 Standard gill nets 3.6 (normal) 0.3 – 4.2 1.99 lb 18
2012-06-18 Standard trap nets 11.6 (above normal) 1.0 – 3.6 2.82 lb 104
2019-06-17 Standard gill nets 2.6 (normal) 0.3 – 4.2 3.99 lb 13
2019-06-17 Standard trap nets 4.1 (above normal) 1.0 – 3.6 4.12 lb 37
1996-06-10 Survey seining 0.2 1
1996-06-10 Standard trap nets 0.7 (below normal) 1.0 – 3.6 5.50 lb 6

Yellow Perch

Date Gear CPUE Normal Range Avg Weight Total Catch
1986-06-16 Standard gill nets 4.5 (normal) 3.0 – 26.5 0.13 lb 9
1991-06-17 Standard gill nets 3.0 (normal) 3.0 – 26.5 0.13 lb 6
2012-06-18 Standard gill nets 1.4 (below normal) 3.0 – 26.5 0.34 lb 7
2019-06-17 Standard gill nets 1.0 (below normal) 3.0 – 26.5 0.12 lb 5
1996-06-10 Standard trap nets 0.4 (below normal) 0.5 – 3.4 0.26 lb 4
1996-06-10 Survey seining 35.8 179
1996-06-10 Standard gill nets 4.4 (normal) 3.0 – 26.5 0.32 lb 22

Yellow Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
1986-06-16 Standard trap nets 1.4 (normal) 0.8 – 6.2 0.62 lb 11
2012-06-18 Standard gill nets 1.6 (normal) 0.6 – 6.8 0.43 lb 8
2012-06-18 Standard trap nets 0.7 (below normal) 0.8 – 6.2 0.72 lb 6
2019-06-17 Standard trap nets 0.4 (below normal) 0.8 – 6.2 0.45 lb 4
1996-06-10 Standard gill nets 0.2 (below normal) 0.6 – 6.8 0.09 lb 1
1996-06-10 Standard trap nets 1.2 (normal) 0.8 – 6.2 0.51 lb 11
1996-06-10 Survey seining 6.0 30

Brown Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
2012-06-18 Standard trap nets 10.3 (above normal) 1.4 – 6.6 0.91 lb 93
2012-06-18 Standard gill nets 4.4 (normal) 1.0 – 6.0 0.98 lb 22
2019-06-17 Standard trap nets 2.1 (normal) 1.4 – 6.6 1.08 lb 19
1996-06-10 Standard trap nets 5.3 (normal) 1.4 – 6.6 0.46 lb 48
1996-06-10 Survey seining 0.2 1

Freshwater Drum

Date Gear CPUE Normal Range Avg Weight Total Catch
2012-06-18 Standard trap nets 0.2 (normal) 0.1 – 7.0 1.36 lb 2
2019-06-17 Standard trap nets 0.9 (normal) 0.1 – 7.0 1.70 lb 8
2019-06-17 Standard gill nets 2.4 (below normal) 2.6 – 5.5 0.50 lb 12

Largemouth Bass

Date Gear CPUE Normal Range Avg Weight Total Catch
2012-06-18 Standard electrofishing 30.0 1.80 lb 30
2012-06-18 Standard gill nets 0.2 (below normal) 0.5 – 1.0 0.37 lb 1
2012-06-18 Standard trap nets 0.1 (below normal) 0.3 – 1.2 3.53 lb 1
2019-06-17 Standard electrofishing 53.6 1.20 lb 61
2019-06-17 Standard gill nets 0.2 (below normal) 0.5 – 1.0 1.43 lb 1
1996-06-10 Survey seining 7.0 35

BIB

Date Gear CPUE Normal Range Avg Weight Total Catch
2012-06-18 Standard gill nets 0.4 3.57 lb 2
2012-06-18 Standard trap nets 0.1 8.91 lb 1

Spottail Shiner

Date Gear CPUE Normal Range Total Catch
1996-06-10 Survey seining 0.8 4

Fathead Minnow

Date Gear CPUE Normal Range Total Catch
1996-06-10 Survey seining 1.0 5

Pumpkinseed

Date Gear CPUE Normal Range Avg Weight Total Catch
1996-06-10 Survey seining 0.2 1
1996-06-10 Standard trap nets 0.1 (below normal) 0.8 – 8.4 0.08 lb 1

Johnny Darter

Date Gear CPUE Normal Range Total Catch
1996-06-10 Survey seining 5.2 26

BNS

Date Gear CPUE Normal Range Total Catch
1996-06-10 Survey seining 0.4 2

Depth Maps & Lake Info

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Fish Species

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

Black BullheadBlack CrappieBluegillBrown BullheadCommon CarpFreshwater DrumLargemouth BassNorthern PikeWalleyeWhite 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.