Minnesota Fishing Guide

Union

Douglas County, Minnesota — DOW #21004100

212 Surveys

Invasive Species Alert

Union has confirmed populations of:

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

107.31
Acres
45 ft
Max Depth
14 ft
Mean Depth
13
Fish Species
5
Local Guides

DNR Fish Surveys

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

Brown Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard trap nets 2.0 (normal) 0.4 – 2.1 1.53 lb 6
1979-07-09 Standard gill nets 0.5 (normal) 0.5 – 2.5 1.00 lb 1
2005-07-18 Standard trap nets 1.0 (normal) 0.4 – 2.1 1.24 lb 9
2022-07-18 Standard trap nets 0.3 (below normal) 0.4 – 2.1 1.87 lb 3
2022-07-18 Standard gill nets 0.5 (normal) 0.5 – 2.5 1.30 lb 2
1984-07-09 Standard trap nets 1.9 (normal) 0.4 – 2.1 1.15 lb 15
1984-07-09 Standard gill nets 1.0 (normal) 0.5 – 2.5 1.25 lb 4
2016-07-18 Standard trap nets 0.7 (normal) 0.4 – 2.1 1.51 lb 6
2010-07-21 Standard trap nets 0.1 (below normal) 0.4 – 2.1 1.83 lb 1
2010-07-21 Standard gill nets 0.3 (below normal) 0.5 – 2.5 1.29 lb 1
1995-07-17 Standard trap nets 0.1 (below normal) 0.4 – 2.1 1.51 lb 1
1995-07-17 Standard gill nets 0.3 (below normal) 0.5 – 2.5 1.25 lb 1

Yellow Perch

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard trap nets 3.0 (normal) 0.5 – 3.3 0.08 lb 9
1979-07-09 Standard gill nets 0.5 (below normal) 3.4 – 43.6 0.10 lb 1
2005-07-18 Standard trap nets 0.4 (below normal) 0.5 – 3.3 0.25 lb 4
2017-06-26 Backpack electrofishing 2.1 — — 3
2017-06-26 15-ft beach seine 0.2 — — 2
2017-06-26 50-ft beach seine 13.0 — — 13
2022-07-18 Standard trap nets 0.9 (normal) 0.5 – 3.3 0.18 lb 8
2022-07-18 Standard gill nets 0.3 (below normal) 3.4 – 43.6 0.32 lb 1
1984-07-09 Standard trap nets 0.8 (normal) 0.5 – 3.3 0.18 lb 6
1984-07-09 Standard gill nets 0.3 (below normal) 3.4 – 43.6 0.10 lb 1
1989-07-17 Standard trap nets 0.4 (below normal) 0.5 – 3.3 0.20 lb 3
2000-07-17 Standard trap nets 0.3 (below normal) 0.5 – 3.3 0.30 lb 2
2000-07-17 Survey seining 0.5 — — 1
2016-07-18 Standard trap nets 0.8 (normal) 0.5 – 3.3 0.15 lb 7
2010-07-21 Standard trap nets 1.0 (normal) 0.5 – 3.3 0.19 lb 9
1995-07-17 Standard trap nets 1.2 (normal) 0.5 – 3.3 0.38 lb 11

Green Sunfish

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard trap nets 2.3 (above normal) 0.3 – 2.3 0.06 lb 7
2017-06-26 Backpack electrofishing 23.7 — — 33
2017-06-26 15-ft beach seine 5.4 — — 49
2017-06-26 50-ft beach seine 6.0 — — 6
1984-07-09 Standard trap nets 0.8 (normal) 0.3 – 2.3 0.17 lb 6
1989-07-17 Standard trap nets 1.0 (normal) 0.3 – 2.3 0.16 lb 7
2000-07-17 Standard trap nets 0.1 (below normal) 0.3 – 2.3 0.11 lb 1
2010-07-21 Standard trap nets 0.2 (below normal) 0.3 – 2.3 0.07 lb 2

Yellow Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard gill nets 25.5 (above normal) 1.0 – 10.5 0.52 lb 51
1979-07-09 Standard trap nets 3.3 (normal) 1.3 – 9.8 0.64 lb 10
2005-07-18 Standard gill nets 10.5 (normal) 1.0 – 10.5 0.75 lb 42
2005-07-18 Standard trap nets 3.3 (normal) 1.3 – 9.8 0.96 lb 30
2022-07-18 Standard gill nets 9.5 (normal) 1.0 – 10.5 0.79 lb 38
2022-07-18 Standard trap nets 0.8 (below normal) 1.3 – 9.8 1.10 lb 7
1984-07-09 Standard gill nets 25.8 (above normal) 1.0 – 10.5 0.61 lb 103
1984-07-09 Standard trap nets 28.0 (above normal) 1.3 – 9.8 0.54 lb 224
1989-07-17 Standard gill nets 32.0 (above normal) 1.0 – 10.5 0.72 lb 128
1989-07-17 Standard trap nets 1.9 (normal) 1.3 – 9.8 0.61 lb 13
2000-07-17 Standard gill nets 21.5 (above normal) 1.0 – 10.5 0.85 lb 86
2000-07-17 Standard trap nets 3.5 (normal) 1.3 – 9.8 0.95 lb 28
2016-07-18 Standard gill nets 12.3 (above normal) 1.0 – 10.5 0.88 lb 49
2016-07-18 Standard trap nets 1.1 (below normal) 1.3 – 9.8 0.99 lb 10
2010-07-21 Standard gill nets 17.0 (above normal) 1.0 – 10.5 0.95 lb 68
2010-07-21 Standard trap nets 1.1 (below normal) 1.3 – 9.8 0.89 lb 10
1995-07-17 Standard gill nets 19.5 (above normal) 1.0 – 10.5 1.05 lb 78
1995-07-17 Standard trap nets 1.1 (below normal) 1.3 – 9.8 0.91 lb 10

Northern Pike

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard gill nets 16.0 (above normal) 3.5 – 10.5 1.56 lb 32
1979-07-09 Standard trap nets 0.7 — 0.45 lb 2
2005-07-18 Standard gill nets 12.0 (above normal) 3.5 – 10.5 1.63 lb 48
2005-07-18 Standard trap nets 1.1 — 2.00 lb 10
2017-06-26 Backpack electrofishing 0.7 — — 1
2022-07-18 Standard gill nets 5.5 (normal) 3.5 – 10.5 1.29 lb 22
2022-07-18 Standard trap nets 0.3 — 1.09 lb 3
1984-07-09 Standard gill nets 8.0 (normal) 3.5 – 10.5 1.58 lb 32
1984-07-09 Standard trap nets 0.4 — 1.63 lb 3
1989-07-17 Standard gill nets 4.8 (normal) 3.5 – 10.5 1.93 lb 19
1989-07-17 Standard trap nets 0.1 — 1.60 lb 1
2000-07-17 Standard gill nets 8.8 (normal) 3.5 – 10.5 2.01 lb 35
2000-07-17 Standard trap nets 0.3 — 0.99 lb 2
2016-07-18 Standard gill nets 13.8 (above normal) 3.5 – 10.5 1.66 lb 55
2016-07-18 Standard trap nets 0.8 — 1.49 lb 7
2010-07-21 Standard gill nets 8.5 (normal) 3.5 – 10.5 1.30 lb 34
2010-07-21 Standard trap nets 0.3 — 1.04 lb 3
1995-07-17 Standard gill nets 15.3 (above normal) 3.5 – 10.5 2.21 lb 61
1995-07-17 Standard trap nets 0.1 — 1.15 lb 1

Hybrid Sunfish

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard gill nets 1.0 — 0.60 lb 2
1979-07-09 Standard trap nets 4.0 — 0.32 lb 12
2005-07-18 Standard gill nets 0.3 — 0.53 lb 1
2005-07-18 Standard trap nets 1.9 — 0.38 lb 17
2017-06-26 15-ft beach seine 0.2 — — 2
2017-06-26 50-ft beach seine 1.0 — — 1
2017-06-26 Backpack electrofishing 0.7 — — 1
2022-07-18 Standard gill nets 2.0 — 0.36 lb 8
2022-07-18 Standard trap nets 3.4 — 0.27 lb 31
1984-07-09 Standard trap nets 3.3 — 0.24 lb 26
2000-07-17 Standard trap nets 0.4 — 0.23 lb 3
2016-07-18 Standard trap nets 1.2 — 0.31 lb 11
2010-07-21 Standard gill nets 0.5 — 0.52 lb 2
2010-07-21 Standard trap nets 0.6 — 0.27 lb 5

Walleye

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard gill nets 2.0 (normal) 1.3 – 5.0 2.52 lb 4
2005-07-18 Standard gill nets 0.3 (below normal) 1.3 – 5.0 2.47 lb 1
2005-07-18 Standard trap nets 0.2 (below normal) 0.3 – 0.7 4.51 lb 2
2022-07-18 Standard gill nets 0.8 (below normal) 1.3 – 5.0 3.10 lb 3
1984-07-09 Standard gill nets 1.0 (below normal) 1.3 – 5.0 4.70 lb 4
1989-07-17 Standard gill nets 0.5 (below normal) 1.3 – 5.0 2.65 lb 2
1989-07-17 Standard trap nets 0.7 (above normal) 0.3 – 0.7 0.34 lb 5
2000-07-17 Standard gill nets 0.5 (below normal) 1.3 – 5.0 1.63 lb 2
2016-07-18 Standard gill nets 1.3 (below normal) 1.3 – 5.0 3.03 lb 5
2010-07-21 Standard gill nets 0.5 (below normal) 1.3 – 5.0 5.60 lb 2
2010-07-21 Standard trap nets 0.3 (normal) 0.3 – 0.7 0.41 lb 3
1995-07-17 Standard gill nets 1.8 (normal) 1.3 – 5.0 2.16 lb 7
1995-07-17 Standard trap nets 0.3 (normal) 0.3 – 0.7 0.22 lb 3

Largemouth Bass

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard gill nets 0.5 (normal) 0.3 – 1.7 1.70 lb 1
2005-07-18 Standard electrofishing 7.7 — 1.09 lb 4
2005-07-18 Standard gill nets 0.3 (below normal) 0.3 – 1.7 0.60 lb 1
2022-07-18 Standard electrofishing 82.0 — 1.08 lb 82
2022-07-18 Standard gill nets 1.5 (normal) 0.3 – 1.7 1.11 lb 6
2022-07-18 Standard trap nets 0.2 (below normal) 0.3 – 1.3 0.08 lb 2
1984-07-09 Standard trap nets 0.4 (normal) 0.3 – 1.3 0.17 lb 3
1989-07-17 Standard gill nets 1.0 (normal) 0.3 – 1.7 1.55 lb 4
1989-07-17 Standard trap nets 0.1 (below normal) 0.3 – 1.3 0.50 lb 1
2000-07-17 Standard electrofishing 66.0 — 1.15 lb 33
2000-07-17 Standard gill nets 0.3 (below normal) 0.3 – 1.7 1.23 lb 1
2000-07-17 Standard trap nets 0.1 (below normal) 0.3 – 1.3 0.16 lb 1
2016-07-18 Standard trap nets 0.3 (normal) 0.3 – 1.3 0.19 lb 3
2016-07-18 Standard gill nets 0.8 (normal) 0.3 – 1.7 0.95 lb 3
2010-07-21 Standard electrofishing 19.6 — 1.64 lb 18
2010-07-21 Standard gill nets 2.5 (above normal) 0.3 – 1.7 1.43 lb 10
2010-07-21 Standard trap nets 1.3 (above normal) 0.3 – 1.3 0.41 lb 12
1995-07-17 Standard electrofishing 92.8 — 1.40 lb 72
1995-07-17 Standard gill nets 0.3 (below normal) 0.3 – 1.7 1.66 lb 1

Bluegill

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard gill nets 1.5 — 0.53 lb 3
1979-07-09 Standard trap nets 75.3 (above normal) 6.1 – 46.6 0.21 lb 226
2005-07-18 Standard gill nets 1.3 — 0.34 lb 5
2005-07-18 Standard trap nets 14.6 (normal) 6.1 – 46.6 0.22 lb 131
2017-06-26 Backpack electrofishing 35.2 — — 49
2017-06-26 15-ft beach seine 15.6 — — 140
2017-06-26 50-ft beach seine 34.0 — — 34
2022-07-18 Standard gill nets 9.8 — 0.22 lb 39
2022-07-18 Standard trap nets 22.3 (normal) 6.1 – 46.6 0.15 lb 201
1984-07-09 Standard gill nets 4.3 — 0.26 lb 17
1984-07-09 Standard trap nets 45.3 (normal) 6.1 – 46.6 0.15 lb 362
1989-07-17 Standard gill nets 7.3 — 0.36 lb 29
1989-07-17 Standard trap nets 9.1 (normal) 6.1 – 46.6 0.12 lb 64
2000-07-17 Survey seining 11.0 — — 22
2000-07-17 Standard gill nets 1.3 — 0.24 lb 5
2000-07-17 Standard trap nets 10.5 (normal) 6.1 – 46.6 0.12 lb 84
2016-07-18 Standard trap nets 23.9 (normal) 6.1 – 46.6 0.14 lb 215
2016-07-18 Standard gill nets 3.3 — 0.17 lb 13
2010-07-21 Standard gill nets 3.3 — 0.24 lb 13
2010-07-21 Standard trap nets 24.4 (normal) 6.1 – 46.6 0.08 lb 220
1995-07-17 Standard gill nets 4.0 — 0.26 lb 16
1995-07-17 Standard trap nets 16.1 (normal) 6.1 – 46.6 0.13 lb 145

Bowfin

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard gill nets 0.5 (normal) 0.3 – 0.6 3.30 lb 1
1979-07-09 Standard trap nets 0.7 (normal) 0.4 – 1.3 5.35 lb 2
2005-07-18 Standard trap nets 1.8 (above normal) 0.4 – 1.3 4.41 lb 16
2022-07-18 Standard trap nets 0.2 (below normal) 0.4 – 1.3 5.18 lb 2
1984-07-09 Standard trap nets 0.1 (below normal) 0.4 – 1.3 2.60 lb 1
1989-07-17 Standard trap nets 0.1 (below normal) 0.4 – 1.3 2.20 lb 1
2000-07-17 Standard trap nets 1.4 (above normal) 0.4 – 1.3 3.21 lb 11
2016-07-18 Standard trap nets 0.2 (below normal) 0.4 – 1.3 3.99 lb 2
2010-07-21 Standard gill nets 0.5 (normal) 0.3 – 0.6 4.40 lb 2
2010-07-21 Standard trap nets 0.6 (normal) 0.4 – 1.3 5.10 lb 5
1995-07-17 Standard gill nets 0.5 (normal) 0.3 – 0.6 2.64 lb 2
1995-07-17 Standard trap nets 1.0 (normal) 0.4 – 1.3 1.99 lb 9

White Sucker

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard gill nets 0.5 (normal) 0.5 – 2.7 2.00 lb 1
2000-07-17 Standard gill nets 0.3 (below normal) 0.5 – 2.7 2.82 lb 1

Black Crappie

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard gill nets 0.5 (below normal) 0.6 – 3.5 0.10 lb 1
2005-07-18 Standard trap nets 3.9 (above normal) 0.7 – 3.4 0.43 lb 35
2022-07-18 Standard gill nets 2.8 (normal) 0.6 – 3.5 0.58 lb 11
2022-07-18 Standard trap nets 2.2 (normal) 0.7 – 3.4 0.35 lb 20
1984-07-09 Standard gill nets 0.8 (normal) 0.6 – 3.5 0.50 lb 3
1984-07-09 Standard trap nets 1.3 (normal) 0.7 – 3.4 0.44 lb 10
1989-07-17 Standard gill nets 0.5 (below normal) 0.6 – 3.5 0.85 lb 2
1989-07-17 Standard trap nets 0.1 (below normal) 0.7 – 3.4 0.40 lb 1
2000-07-17 Standard gill nets 1.0 (normal) 0.6 – 3.5 0.41 lb 4
2000-07-17 Standard trap nets 2.3 (normal) 0.7 – 3.4 0.38 lb 18
2016-07-18 Standard gill nets 1.5 (normal) 0.6 – 3.5 0.55 lb 6
2016-07-18 Standard trap nets 2.8 (normal) 0.7 – 3.4 0.38 lb 25
2010-07-21 Standard trap nets 0.6 (below normal) 0.7 – 3.4 0.55 lb 5
1995-07-17 Standard trap nets 0.3 (below normal) 0.7 – 3.4 0.04 lb 3

Pumpkinseed

Date Gear CPUE Normal Range Avg Weight Total Catch
1979-07-09 Standard trap nets 6.0 (normal) 2.0 – 8.5 0.12 lb 18
2005-07-18 Standard trap nets 1.9 (below normal) 2.0 – 8.5 0.31 lb 17
2017-06-26 Backpack electrofishing 0.7 — — 1
2017-06-26 15-ft beach seine 0.3 — — 3
2022-07-18 Standard gill nets 2.3 — 0.25 lb 9
2022-07-18 Standard trap nets 7.3 (normal) 2.0 – 8.5 0.21 lb 66
1984-07-09 Standard trap nets 8.6 (above normal) 2.0 – 8.5 0.20 lb 69
1989-07-17 Standard gill nets 0.3 — 0.50 lb 1
1989-07-17 Standard trap nets 3.3 (normal) 2.0 – 8.5 0.13 lb 23
2000-07-17 Survey seining 0.5 — — 1
2000-07-17 Standard trap nets 2.8 (normal) 2.0 – 8.5 0.19 lb 22
2016-07-18 Standard trap nets 3.9 (normal) 2.0 – 8.5 0.20 lb 35
2010-07-21 Standard gill nets 3.0 — 0.36 lb 12
2010-07-21 Standard trap nets 3.9 (normal) 2.0 – 8.5 0.13 lb 35
1995-07-17 Standard gill nets 0.3 — 0.89 lb 1
1995-07-17 Standard trap nets 2.6 (normal) 2.0 – 8.5 0.35 lb 23

Black Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
2005-07-18 Standard gill nets 0.3 (below normal) 0.8 – 7.7 1.05 lb 1
2022-07-18 Standard gill nets 0.5 (below normal) 0.8 – 7.7 1.00 lb 2
1984-07-09 Standard gill nets 2.3 (normal) 0.8 – 7.7 1.48 lb 9
1989-07-17 Standard trap nets 0.1 (below normal) 0.3 – 3.2 1.50 lb 1
1989-07-17 Standard gill nets 2.3 (normal) 0.8 – 7.7 1.58 lb 9
2000-07-17 Standard trap nets 0.1 (below normal) 0.3 – 3.2 1.95 lb 1
2000-07-17 Standard gill nets 1.3 (normal) 0.8 – 7.7 1.14 lb 5
1995-07-17 Standard trap nets 0.1 (below normal) 0.3 – 3.2 2.95 lb 1
1995-07-17 Standard gill nets 1.0 (normal) 0.8 – 7.7 1.72 lb 4

PGS

Date Gear CPUE Normal Range Total Catch
2017-06-26 15-ft beach seine 0.2 — 2
2017-06-26 50-ft beach seine 1.0 — 1

CNM

Date Gear CPUE Normal Range Total Catch
2017-06-26 Backpack electrofishing 17.9 — 25
2017-06-26 15-ft beach seine 0.6 — 5

LED

Date Gear CPUE Normal Range Total Catch
2017-06-26 Backpack electrofishing 0.7 — 1
2017-06-26 15-ft beach seine 2.7 — 24
2017-06-26 50-ft beach seine 7.0 — 7

Bluntnose Minnow

Date Gear CPUE Normal Range Total Catch
2017-06-26 50-ft beach seine 1.0 — 1
2000-07-17 Survey seining 12.5 — 25

BST

Date Gear CPUE Normal Range Total Catch
2017-06-26 15-ft beach seine 0.2 — 2

BCS

Date Gear CPUE Normal Range Total Catch
2017-06-26 50-ft beach seine 7.0 — 7
2017-06-26 15-ft beach seine 4.6 — 41

BKF

Date Gear CPUE Normal Range Total Catch
2017-06-26 50-ft beach seine 29.0 — 29
2017-06-26 Backpack electrofishing 3.6 — 5
2017-06-26 15-ft beach seine 3.2 — 29

BNS

Date Gear CPUE Normal Range Total Catch
2017-06-26 15-ft beach seine 2.8 — 25

Johnny Darter

Date Gear CPUE Normal Range Total Catch
2017-06-26 50-ft beach seine 1.0 — 1

Spottail Shiner

Date Gear CPUE Normal Range Total Catch
2000-07-17 Survey seining 11.0 — 22

Depth Maps & Lake Info

View on MN DNR LakeFinder

Map & Directions

Get Directions

Showing 14 nearby bait & tackle shops on the map.

Nearby Bait & Tackle

Bosek Fisheries and Wholesale Live Bait

Hoffman, MN

(320) 808-9909

★ 5

Brophy Bay Mart

Alexandria, MN

(320) 219-7523

★ 4.5

Christopherson Bait and Tackle

Alexandria, MN

(320) 763-3255

★ 4.6

Cowing Robards Sports

Alexandria, MN

(320) 763-4333

★ 4.7

Dunham's Sports

Alexandria, MN

(320) 763-5005

★ 3.8

Ip Lures

Osakis, MN

(320) 224-2672

★ 5

Joe’s Bait & Bullets

Brandon, MN

(320) 524-2646

★ 4.7

Lake's Area Bait Co

Lowry, MN

(320) 283-5651

★ 4.7

Nearby Marinas

Adrenaline Sports of Alex

Alexandria, MN

(320) 766-2675

★ 5

Alexandria Jet Ski/Pontoon Rental

Alexandria, MN

(320) 808-5887

★ 5

Bayside Rentals

Alexandria, MN

(320) 834-3990

★ 2.3

Boomerang Marine & Sports Alexandria Sales

Alexandria, MN

(320) 759-3163

★ 4.2

Carlson Dock and Barge - Miltona

Miltona, MN

(218) 943-3706

★ 4.8

Central Marine & Sports Inc

Carlos, MN

(320) 852-7380

★ 4.7

Resorts & Lodges Near Union

Plan your stay — fishing resorts and lodges near Union.

Shady Creek Resort
Fishing Resort Brandon

(320) 876-2228
Westwood Beach Resort
Fishing Resort Brandon

(320) 834-4090
Woodland Resort
Fishing Resort Miltona

(877) 669-6637
Eden Acres Resort
Fishing Resort Alexandria

(320) 766-6000

View all 888 Minnesota resorts →

Fish Species

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

Black BullheadBlack CrappieBluegillBowfin (Dogfish)Brown BullheadGreen SunfishHybrid SunfishLargemouth BassNorthern PikePumpkinseedWalleyeYellow BullheadYellow Perch

Fishing Guides Near Union

Hatlestad Guide Service
Fishing Guide

(320) 314-2055
JS Guide Services, Mille Lacs, Alexandria
Fishing Guide

(320) 260-9056
Lakes Area Guide Service
Fishing Guide

(254) 644-5273
Pro Fishing Outdoors
Fishing Guide

(320) 815-7962
splash guards walleye masters
Fishing Guide

(218) 639-1769

Other Lakes in Douglas County

Aaron

610.3 acres

Agnes

137.46 acres

Andrew

922.77 acres

Anka

130.07 acres

Blackwell

307.37 acres

Brophy

296.53 acres

Plan Your Trip to Union

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