Wellner-Hageman Reservoir

Brown County, Minnesota — DOW #08012900

75 Surveys

74.92

Acres

24 ft

Max Depth

Fish Species

Local Guides

DNR Fish Surveys

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

Green Sunfish

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2016-06-13	Standard trap nets	0.6 (normal)	0.3 – 2.8	0.37 lb	4
2000-06-12	Standard trap nets	0.4 (normal)	0.3 – 2.8	0.21 lb	2
2022-07-25	Standard trap nets	0.1 (below normal)	0.3 – 2.8	0.28 lb	1
2001-06-11	Standard trap nets	0.3 (below normal)	0.3 – 2.8	0.27 lb	2

Black Crappie

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2016-06-13	Standard gill nets	2.0 (normal)	1.0 – 4.3	0.27 lb	2
2016-06-13	Standard trap nets	1.3 (normal)	0.7 – 4.3	0.25 lb	9
2000-06-12	Standard gill nets	25.0 (above normal)	1.0 – 4.3	0.29 lb	25
2000-06-12	Standard trap nets	10.8 (above normal)	0.7 – 4.3	0.26 lb	54
2004-06-14	Standard gill nets	4.0 (normal)	1.0 – 4.3	0.36 lb	4
2004-06-14	Standard trap nets	5.1 (above normal)	0.7 – 4.3	0.31 lb	41
2010-07-12	Standard trap nets	11.5 (above normal)	0.7 – 4.3	0.26 lb	92
2022-07-25	Standard gill nets	50.0 (above normal)	1.0 – 4.3	0.15 lb	50
2022-07-25	Standard trap nets	20.6 (above normal)	0.7 – 4.3	0.16 lb	165
2001-06-11	Standard gill nets	1.0 (normal)	1.0 – 4.3	0.24 lb	1
2001-06-11	Standard trap nets	31.5 (above normal)	0.7 – 4.3	0.29 lb	252

White Sucker

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2016-06-13	Standard gill nets	3.0 (above normal)	0.5 – 2.5	1.96 lb	3
2016-06-13	Standard trap nets	0.1 (below normal)	0.3 – 1.3	1.74 lb	1
2000-06-12	Standard gill nets	7.0 (above normal)	0.5 – 2.5	1.47 lb	7
2000-06-12	Standard trap nets	0.6 (normal)	0.3 – 1.3	1.52 lb	3
2004-06-14	Standard gill nets	2.0 (normal)	0.5 – 2.5	1.56 lb	2
2004-06-14	Standard trap nets	0.5 (normal)	0.3 – 1.3	1.86 lb	4
2022-07-25	Standard gill nets	7.0 (above normal)	0.5 – 2.5	1.78 lb	7
2022-07-25	Standard trap nets	6.5 (above normal)	0.3 – 1.3	2.23 lb	52
2001-06-11	Standard gill nets	1.0 (normal)	0.5 – 2.5	1.98 lb	1
2001-06-11	Standard trap nets	0.8 (normal)	0.3 – 1.3	2.04 lb	6

Bluegill

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2016-06-13	Standard trap nets	21.6 (normal)	2.9 – 41.2	0.17 lb	151
2000-06-12	Standard trap nets	11.6 (normal)	2.9 – 41.2	0.42 lb	58
2004-06-14	Standard trap nets	0.9 (below normal)	2.9 – 41.2	0.35 lb	7
2010-07-12	Standard trap nets	29.3 (normal)	2.9 – 41.2	0.23 lb	234
2010-07-12	Standard gill nets	3.0	—	0.22 lb	3
2022-07-25	Standard trap nets	31.1 (normal)	2.9 – 41.2	0.11 lb	249
2022-07-25	Standard gill nets	2.0	—	0.10 lb	2
2001-06-11	Standard trap nets	12.8 (normal)	2.9 – 41.2	0.41 lb	102

Yellow Perch

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2016-06-13	Standard trap nets	21.7 (above normal)	0.7 – 3.6	0.04 lb	152
2016-06-13	Standard gill nets	340.0 (above normal)	1.9 – 19.1	0.01 lb	340
2004-06-14	Standard gill nets	22.0 (above normal)	1.9 – 19.1	0.35 lb	22
2010-07-12	Standard trap nets	3.4 (normal)	0.7 – 3.6	0.08 lb	27
2010-07-12	Standard gill nets	61.0 (above normal)	1.9 – 19.1	0.13 lb	61
2022-07-25	Standard trap nets	3.9 (above normal)	0.7 – 3.6	0.07 lb	31
2022-07-25	Standard gill nets	18.0 (normal)	1.9 – 19.1	0.11 lb	18
2001-06-11	Standard trap nets	0.1 (below normal)	0.7 – 3.6	0.26 lb	1
2001-06-11	Standard gill nets	3.0 (normal)	1.9 – 19.1	0.22 lb	3

Walleye

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2016-06-13	Standard gill nets	3.0 (normal)	0.5 – 3.8	3.30 lb	3
2016-06-13	Standard trap nets	1.0 (normal)	0.3 – 1.2	2.88 lb	7
2000-06-12	Standard trap nets	1.2 (normal)	0.3 – 1.2	1.01 lb	6
2004-06-14	Standard gill nets	2.0 (normal)	0.5 – 3.8	2.41 lb	2
2004-06-14	Standard trap nets	0.3 (below normal)	0.3 – 1.2	1.23 lb	2
2010-07-12	Standard trap nets	0.1 (below normal)	0.3 – 1.2	5.84 lb	1
2022-07-25	Standard gill nets	3.0 (normal)	0.5 – 3.8	4.50 lb	3
2022-07-25	Standard trap nets	0.3 (below normal)	0.3 – 1.2	3.18 lb	2
2001-06-11	Standard trap nets	0.1 (below normal)	0.3 – 1.2	4.54 lb	1

Black Bullhead

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2016-06-13	Standard trap nets	0.4 (below normal)	0.7 – 16.4	0.64 lb	3
2000-06-12	Standard gill nets	208.0 (above normal)	1.5 – 16.8	0.26 lb	208
2000-06-12	Standard trap nets	64.0 (above normal)	0.7 – 16.4	0.25 lb	320
2004-06-14	Standard gill nets	2.0 (normal)	1.5 – 16.8	0.33 lb	2
2004-06-14	Standard trap nets	2.8 (normal)	0.7 – 16.4	0.63 lb	22
2010-07-12	Standard gill nets	1.0 (below normal)	1.5 – 16.8	0.20 lb	1
2001-06-11	Standard gill nets	18.0 (above normal)	1.5 – 16.8	0.33 lb	18
2001-06-11	Standard trap nets	82.8 (above normal)	0.7 – 16.4	0.33 lb	662

Common Carp

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2016-06-13	Standard trap nets	0.6 (normal)	0.3 – 1.7	9.01 lb	4
2000-06-12	Standard trap nets	2.8 (above normal)	0.3 – 1.7	3.09 lb	14
2004-06-14	Standard trap nets	0.6 (normal)	0.3 – 1.7	6.45 lb	5
2010-07-12	Standard trap nets	0.4 (normal)	0.3 – 1.7	6.87 lb	3
2001-06-11	Standard trap nets	1.6 (normal)	0.3 – 1.7	4.94 lb	13

Largemouth Bass

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2016-06-13	Standard gill nets	1.0 (normal)	0.5 – 1.5	0.61 lb	1
2000-06-12	Standard trap nets	0.2 (below normal)	0.4 – 2.0	1.74 lb	1
2010-07-12	Standard trap nets	0.1 (below normal)	0.4 – 2.0	2.59 lb	1

Northern Pike

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2000-06-12	Standard gill nets	1.0 (below normal)	2.7 – 9.3	17.86 lb	1
2000-06-12	Standard trap nets	0.4	—	14.00 lb	2

Hybrid Sunfish

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2000-06-12	Standard trap nets	1.2	—	0.27 lb	6
2001-06-11	Standard trap nets	0.6	—	0.30 lb	5

Channel Catfish

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2004-06-14	Standard gill nets	1.0	—	1.83 lb	1
2001-06-11	Standard trap nets	0.1	—	0.83 lb	1

OSS

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2010-07-12	Standard trap nets	0.1	—	0.03 lb	1

Pumpkinseed

Date	Gear	CPUE	Normal Range	Avg Weight	Total Catch
2010-07-12	Standard trap nets	0.4 (below normal)	1.5 – 7.4	0.19 lb	3

Depth Maps & Lake Info

View on MN DNR LakeFinder

Map & Directions

Get Directions

Showing 6 nearby bait & tackle shops on the map.

Nearby Bait & Tackle

R & R Bait & Tackle

New Ulm, MN

(507) 354-5318

★ 4.2

Nearby Marinas

701 Properties LLC

New Ulm, MN

(507) 766-8141

★ 5

701 Properties LLC

New Ulm, MN

(507) 766-8141

701 Properties LLC

Sleepy Eye, MN

(507) 766-8141

★ 5

Minnesota River Access New Ulm

New Ulm, MN

★ 4.8

Minnesota River boat access Riverside ParkNew Ulm, Minnesota

New Ulm, MN

★ 4

Resorts & Lodges Near Wellner-Hageman Reservoir

Plan your stay — fishing resorts and lodges near Wellner-Hageman Reservoir.

Lakes On 1st

Fishing Resort New Ulm

(507) 354-0306

Shirley's Park & Country Retreat - Seasonal Campground & Kayak Rental

Fishing Resort New Ulm

(651) 398-8731

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Fish Species

Species known to inhabit Wellner-Hageman Reservoir. Click any species for a full fishing guide.

Black Bullhead Black Crappie Bluegill Common Carp Green Sunfish Largemouth Bass Walleye White Sucker Yellow Perch

Other Lakes in Brown County

Clear

251.78 acres

Hanska

1,794.96 acres

Omsrud

Sleepy Eye

240.82 acres

Zanders

Plan Your Trip to Wellner-Hageman Reservoir

Weather forecast for Wellner-Hageman Reservoir — check wind, rain, and temperature before you go
GPS: 44.1224°N, 95.0896°W — Get Directions
View on MN DNR LakeFinder for the latest survey data and lake info
Review Minnesota fishing regulations for season dates and limits
A Minnesota fishing license is required for ages 16+ — buy online at dnr.state.mn.us

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