Shamrock
Lake County, Minnesota — DOW #38068700
42 Surveys
55.65
Acres
13 ft
Max Depth
8 ft
Mean Depth
5
Fish Species
8
Local Guides
DNR Fish Surveys
Catch-per-unit-effort (CPUE) data from Minnesota DNR fish population assessments on Shamrock. Green = above normal range. Red = below normal.
Largemouth Bass
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 1993-08-16 | Special trap nets | 34.4 | — | — | 275 |
| 1961-08-18 | Standard gill nets | 1.5 (normal) | 0.6 – 4.3 | — | 3 |
| 1999-08-17 | 1/4-in trap nets | 65.3 | — | — | 261 |
| 1999-08-17 | Standard trap nets | 1.3 (above normal) | 0.2 – 1.2 | 0.32 lb | 12 |
| 1999-08-17 | Standard gill nets | 0.5 (below normal) | 0.6 – 4.3 | 1.32 lb | 1 |
| 1979-08-20 | Standard trap nets | 0.7 (normal) | 0.2 – 1.2 | 0.18 lb | 13 |
| 1979-08-20 | Standard gill nets | 2.8 (normal) | 0.6 – 4.3 | 0.95 lb | 17 |
| 2013-08-12 | 3/8-in trap nets | 7.8 | — | — | 78 |
| 1986-08-21 | Standard gill nets | 4.0 (normal) | 0.6 – 4.3 | 0.35 lb | 4 |
| 2006-08-08 | 1/4-in trap nets | 19.8 | — | — | 79 |
| 2006-08-08 | Standard trap nets | 0.3 (normal) | 0.2 – 1.2 | 0.07 lb | 3 |
| 2006-08-08 | Standard gill nets | 4.8 (above normal) | 0.6 – 4.3 | 0.66 lb | 19 |
| 2015-05-26 | Standard trap nets | 0.2 (normal) | 0.2 – 1.2 | 0.67 lb | 2 |
BST
| Date | Gear | CPUE | Normal Range | Total Catch |
|---|---|---|---|---|
| 1993-08-16 | Special trap nets | 0.1 | — | 1 |
| 2015-05-26 | 1/4-in trap nets | 0.3 | — | 1 |
Iowa Darter
| Date | Gear | CPUE | Normal Range | Total Catch |
|---|---|---|---|---|
| 1993-08-16 | Special trap nets | 2.0 | — | 16 |
| 2006-08-08 | 1/4-in trap nets | 0.3 | — | 1 |
| 2015-05-26 | 1/4-in trap nets | 3.0 | — | 12 |
Bluegill
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 1993-08-16 | Standard trap nets | 0.8 (below normal) | 1.9 – 15.2 | 0.04 lb | 8 |
| 1961-08-18 | Standard trap nets | 0.4 (below normal) | 1.9 – 15.2 | — | 2 |
| 1999-08-17 | 1/4-in trap nets | 22.3 | — | — | 89 |
| 1999-08-17 | Standard trap nets | 2.8 (normal) | 1.9 – 15.2 | 0.11 lb | 25 |
| 1979-08-20 | Standard trap nets | 3.0 (normal) | 1.9 – 15.2 | 0.19 lb | 60 |
| 1979-08-20 | Standard gill nets | 4.7 | — | 0.20 lb | 28 |
| 2013-08-12 | 3/8-in trap nets | 9.6 | — | — | 96 |
| 1986-08-21 | Standard trap nets | 4.6 (normal) | 1.9 – 15.2 | 0.13 lb | 23 |
| 2006-08-08 | 1/4-in trap nets | 57.5 | — | — | 230 |
| 2006-08-08 | Standard trap nets | 5.0 (normal) | 1.9 – 15.2 | 0.13 lb | 45 |
| 2015-05-26 | 1/4-in trap nets | 7.5 | — | — | 30 |
White Sucker
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 1961-08-18 | Standard trap nets | 3.6 (above normal) | 0.4 – 2.4 | — | 18 |
| 1961-08-18 | Standard gill nets | 11.5 (normal) | 2.6 – 17.5 | — | 23 |
| 1999-08-17 | Standard trap nets | 0.3 (below normal) | 0.4 – 2.4 | 1.95 lb | 3 |
| 1999-08-17 | Standard gill nets | 0.5 (below normal) | 2.6 – 17.5 | 2.20 lb | 1 |
| 1979-08-20 | Standard trap nets | 0.6 (normal) | 0.4 – 2.4 | 2.30 lb | 12 |
| 1979-08-20 | Standard gill nets | 12.5 (normal) | 2.6 – 17.5 | 2.69 lb | 75 |
| 2013-08-12 | 3/8-in trap nets | 1.4 | — | 1.59 lb | 14 |
| 1986-08-21 | Standard gill nets | 1.0 (below normal) | 2.6 – 17.5 | 1.50 lb | 1 |
| 2006-08-08 | Standard gill nets | 0.5 (below normal) | 2.6 – 17.5 | 1.36 lb | 2 |
| 2006-08-08 | 1/4-in trap nets | 0.8 | — | — | 3 |
| 2006-08-08 | Standard trap nets | 0.3 (below normal) | 0.4 – 2.4 | 2.29 lb | 3 |
| 2015-05-26 | 1/4-in trap nets | 0.5 | — | 1.56 lb | 2 |
| 2015-05-26 | Standard trap nets | 1.5 (normal) | 0.4 – 2.4 | 2.18 lb | 15 |
Depth Maps & Lake Info
Map & Directions
Get DirectionsShowing 14 nearby bait & tackle shops on the map.
Nearby Bait & Tackle
Agate Bay Outfitters LLC
Two Harbors, MN
★ 4.4Boundary Waters Outfitters
Ely, MN
★ 4.9Canadian Border Outfitters
Ely, MN
★ 4.8Granite Gear Inc
Two Harbors, MN
★ 4.7North Country Canoe Outfitters
Ely, MN
★ 4.9Red Rock Wilderness Store
Ely, MN
★ 5Seagren's Home Hardware Outdoors
Two Harbors, MN
★ 4.6Veness Bait & Tackle
Two Harbors, MN
★ 3.9Nearby Marinas
Resorts & Lodges Near Shamrock
Plan your stay — fishing resorts and lodges near Shamrock.
Fish Species
Species known to inhabit Shamrock. Click any species for a full fishing guide.
Fishing Guides Near Shamrock
Boreal Triangle Guide Service
(218) 830-2148
Boundary Waters Fishing Guide
(218) 235-9595
Duluth Superior Charter Fishing with Capt Paul Morris aboard Freedom II
(218) 428-5562
Ely Ice Fishing Company
(218) 365-3466
James Addiction Charter Fishing
(218) 213-8816
Muskie Doom Guide Service
(218) 491-3277
Other Lakes in Lake County
Plan Your Trip to Shamrock
- Weather forecast for Shamrock — check wind, rain, and temperature before you go
- GPS: 47.7193°N, 91.6152°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.