Minnesota Fishing Guide

Diamond

Cass County, Minnesota — DOW #11039600

69 Surveys
76.97
Acres
31 ft
Max Depth
0
2
Fish Species
25
Local Guides

DNR Fish Surveys

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

Brown Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
1987-06-22 Standard trap nets 2.0 (normal) 0.5 – 3.3 0.17 lb 6
1991-06-05 Standard gill nets 6.0 (above normal) 0.5 – 4.3 0.17 lb 12

Rainbow Trout

Date Gear CPUE Normal Range Avg Weight Total Catch
1987-06-22 Standard gill nets 18.0 — 0.49 lb 36
1991-06-05 Standard gill nets 34.5 — 0.20 lb 69
2003-06-04 Standard gill nets 23.0 — 0.71 lb 46
2003-06-04 3/8-in trap nets 2.5 — 0.16 lb 5
2003-06-04 1/4-in trap nets 4.5 — 0.22 lb 9
2004-06-03 Standard gill nets 9.0 — 1.10 lb 18
2004-06-03 1/4-in trap nets 1.7 — 0.41 lb 5
2004-06-03 Standard trap nets 2.0 — 0.61 lb 6
2005-06-06 Standard gill nets 11.0 — 0.68 lb 22
2005-06-06 3/8-in trap nets 0.5 — 0.18 lb 1
2005-06-06 1/4-in trap nets 1.0 — 0.18 lb 2
1978-06-27 Standard gill nets 0.3 — 2.20 lb 2
2000-06-07 Standard gill nets 22.8 — 0.44 lb 91
2013-08-26 Standard gill nets 22.5 — 0.65 lb 45
2014-08-07 Standard gill nets 33.0 — 0.53 lb 66
2002-06-11 Standard gill nets 32.5 — 0.76 lb 65
2002-06-11 1/4-in trap nets 0.3 — 0.22 lb 1
2002-06-11 Standard trap nets 2.0 — 0.23 lb 6

Black Bullhead

Date Gear CPUE Normal Range Avg Weight Total Catch
1987-06-22 Standard gill nets 51.5 (above normal) 1.0 – 16.5 0.10 lb 103
1987-06-22 Standard trap nets 110.3 (above normal) 0.5 – 5.7 0.06 lb 331
1978-06-27 Standard gill nets 6.2 (normal) 1.0 – 16.5 0.07 lb 37
1978-06-27 Standard trap nets 11.4 (above normal) 0.5 – 5.7 0.16 lb 137
2013-08-26 Standard gill nets 35.0 (above normal) 1.0 – 16.5 0.22 lb 70
2014-08-07 Standard gill nets 1.0 (normal) 1.0 – 16.5 0.38 lb 2

Muskellunge

Date Gear CPUE Normal Range Avg Weight Total Catch
1987-06-22 Standard gill nets 1.0 (normal) 0.3 – 1.5 8.25 lb 2
1991-06-05 Standard gill nets 1.5 (normal) 0.3 – 1.5 6.10 lb 3
1978-06-27 Standard gill nets 0.3 (normal) 0.3 – 1.5 5.40 lb 2

Walleye

Date Gear CPUE Normal Range Avg Weight Total Catch
1991-06-05 Standard gill nets 0.5 (normal) 0.5 – 3.0 4.80 lb 1

Fathead Minnow

Date Gear CPUE Normal Range Avg Weight Total Catch
2003-06-04 3/8-in trap nets 7.0 — — 14
2003-06-04 1/4-in trap nets 82.0 — — 164
2004-06-03 1/4-in trap nets 129.0 — 0.01 lb 387
2005-06-06 3/8-in trap nets 114.5 — 0.01 lb 229
2005-06-06 1/4-in trap nets 741.5 — 0.01 lb 1483
2013-08-26 3/8-in trap nets 400.0 — — 800
2013-08-26 1/4-in trap nets 952.0 — — 1904
2014-08-07 3/8-in trap nets 50.5 — — 101
2014-08-07 1/4-in trap nets 1035.0 — — 2070
2002-06-11 1/4-in trap nets 3.0 — — 9

BST

Date Gear CPUE Normal Range Avg Weight Total Catch
2003-06-04 3/8-in trap nets 1.0 — — 2
2003-06-04 1/4-in trap nets 42.5 — — 85
2004-06-03 1/4-in trap nets 10.0 — 0.01 lb 30
2005-06-06 1/4-in trap nets 67.5 — 0.01 lb 135
2013-08-26 1/4-in trap nets 113.0 — — 226
2013-08-26 3/8-in trap nets 3.0 — — 6
2014-08-07 1/4-in trap nets 15.0 — — 30
2014-08-07 3/8-in trap nets 0.5 — — 1
2002-06-11 1/4-in trap nets 0.3 — — 1

FND

Date Gear CPUE Normal Range Total Catch
2003-06-04 3/8-in trap nets 4.5 — 9
2003-06-04 1/4-in trap nets 236.0 — 472
2013-08-26 1/4-in trap nets 486.5 — 973
2013-08-26 3/8-in trap nets 28.5 — 57
2014-08-07 1/4-in trap nets 575.0 — 1150
2014-08-07 3/8-in trap nets 9.0 — 18

Black Crappie

Date Gear CPUE Normal Range Avg Weight Total Catch
2004-06-03 Standard gill nets 3.5 (normal) 1.0 – 4.8 0.05 lb 7
2004-06-03 1/4-in trap nets 29.7 — 0.02 lb 89
2004-06-03 Standard trap nets 11.7 (above normal) 0.8 – 4.3 0.05 lb 35
2005-06-06 Standard gill nets 39.5 (above normal) 1.0 – 4.8 0.06 lb 79
2005-06-06 3/8-in trap nets 178.5 — 0.06 lb 357
2005-06-06 1/4-in trap nets 102.5 — 0.07 lb 205

OTM

Date Gear CPUE Normal Range Avg Weight Total Catch
2004-06-03 1/4-in trap nets 20.0 — 0.01 lb 60
2005-06-06 3/8-in trap nets 6.0 — 0.01 lb 12
2005-06-06 1/4-in trap nets 25.0 — 0.01 lb 50

White Sucker

Date Gear CPUE Normal Range Avg Weight Total Catch
1978-06-27 Standard gill nets 12.8 (above normal) 0.5 – 2.3 0.18 lb 77
1978-06-27 Standard trap nets 4.5 (above normal) 0.3 – 0.8 0.21 lb 54

Yellow Perch

Date Gear CPUE Normal Range Avg Weight Total Catch
1978-06-27 Standard trap nets 594.8 (above normal) 0.3 – 2.8 0.02 lb 7138
1978-06-27 Standard gill nets 38.3 (above normal) 2.0 – 21.5 0.30 lb 230

Golden Shiner

Date Gear CPUE Normal Range Avg Weight Total Catch
1978-06-27 Standard trap nets 41.0 (above normal) 0.1 – 1.7 0.03 lb 492

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

Beimert Outdoors

Brainerd, MN

(218) 746-4018

★ 5

Big Nasty Tackle

Cass Lake, MN

(218) 339-2274

★ 3.1

Chad Zbasnik Fishing

Walker, MN

(218) 252-5363

Corner Store Depot & Liquor

Brainerd, MN

(218) 824-2007

★ 4.7

Dean's Bait, Walker

Walker, MN

(218) 547-2248

★ 4.8

Full Stringer Bait and Tackle

Longville, MN

(218) 363-2031

★ 4.8

Lakes Area Powersports

Walker, MN

(218) 547-1558

★ 4.6

Leech Lake Distributors

Walker, MN

(218) 547-1505

Nearby Marinas

Bar Harbor Pontoon Rentals

Lake Shore, MN

(218) 855-2651

★ 5

Bentley Pontoons Boat & Snowmobile Storage

Longville, MN

Blackwater lake access

Longville, MN

651-296-6157

★ 4.8

Bradford & Blake Boat Storage

Hackensack, MN

(218) 348-9580

Brainerd Lakes Marine LLC

Pequot Lakes, MN

(218) 821-1648

Captain Gary Leech Lake Pontoon Rental

Walker, MN

(218) 547-2231

★ 5

Resorts & Lodges Near Diamond

Plan your stay — fishing resorts and lodges near Diamond.

Decoy Lodge (Cabin 106) at Bluewater Lodge Resort
Fishing Resort Walker

(714) 235-6033
Ice Guys Fish House Rentals
Fishing Resort East Gull Lake

(218) 851-6488
Leech Lake Cabins
Fishing Resort Walker

(218) 766-6878
Lien's Resort
Fishing Resort Longville

View all 888 Minnesota resorts →

Fish Species

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

Black BullheadRainbow Trout

Fishing Guides Near Diamond

Adventures Guide Service
Fishing Guide

(218) 232-6556
Bobby G's Guide Service
Fishing Guide

(218) 831-7711
Boggs Fishing Adventures
Fishing Guide

(218) 820-5612
Brainerd Lakes Area Guide Service
Fishing Guide

(763) 670-6033
Brainerd Lakes Guides
Fishing Guide

(218) 866-2876
Chuck Emery Guide Service
Fishing Guide

(218) 536-0348

View all 25 guides →

Other Lakes in Cass County

Ada

963.31 acres

Agate

157.41 acres

Alice

96.21 acres

Andrus

55.81 acres

Anway

20.93 acres

Baby

737.32 acres

Plan Your Trip to Diamond

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