Aspen
Cook County, Minnesota — DOW #16020400
97 Surveys
141.24
Acres
29 ft
Max Depth
5
Fish Species
10
Local Guides
DNR Fish Surveys
Catch-per-unit-effort (CPUE) data from Minnesota DNR fish population assessments on Aspen. Green = above normal range. Red = below normal.
Yellow Perch
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 1983-07-28 | Standard trap nets | 1.5 (above normal) | 0.3 – 1.0 | 0.17 lb | 3 |
| 1983-07-28 | Standard gill nets | 0.3 (below normal) | 0.5 – 2.8 | 0.20 lb | 1 |
| 1986-07-21 | Standard gill nets | 1.3 (normal) | 0.5 – 2.8 | 0.15 lb | 4 |
| 2020-07-13 | Standard trap nets | 0.6 (normal) | 0.3 – 1.0 | 0.27 lb | 7 |
| 2020-07-13 | Standard gill nets | 0.8 (normal) | 0.5 – 2.8 | 0.12 lb | 5 |
| 2001-07-09 | 1/4-in trap nets | 92.3 | — | — | 923 |
| 2001-07-09 | Standard gill nets | 0.8 (normal) | 0.5 – 2.8 | 0.32 lb | 5 |
| 1987-07-23 | Standard gill nets | 1.0 (normal) | 0.5 – 2.8 | 0.42 lb | 3 |
| 2012-07-16 | 1/4-in trap nets | 21.1 | — | — | 253 |
| 2012-07-16 | Standard gill nets | 0.3 (below normal) | 0.5 – 2.8 | 0.09 lb | 1 |
| 1995-07-05 | Standard gill nets | 1.7 (normal) | 0.5 – 2.8 | 0.32 lb | 10 |
| 1989-07-20 | Standard trap nets | 0.6 (normal) | 0.3 – 1.0 | 0.33 lb | 3 |
| 1989-07-20 | Standard gill nets | 0.3 (below normal) | 0.5 – 2.8 | 0.50 lb | 1 |
| 2008-07-08 | 1/4-in trap nets | 1.8 | — | — | 11 |
| 2008-07-08 | Standard trap nets | 0.2 (below normal) | 0.3 – 1.0 | 0.22 lb | 2 |
| 2008-07-08 | Standard gill nets | 3.2 (above normal) | 0.5 – 2.8 | 0.10 lb | 19 |
| 2005-07-05 | Standard trap nets | 0.6 (normal) | 0.3 – 1.0 | 0.13 lb | 7 |
| 2005-07-05 | Standard gill nets | 0.7 (normal) | 0.5 – 2.8 | 0.42 lb | 4 |
Northern Pike
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 1983-07-28 | Standard gill nets | 2.7 (normal) | 1.2 – 3.9 | 1.41 lb | 8 |
| 1986-07-21 | Standard gill nets | 1.0 (below normal) | 1.2 – 3.9 | 2.08 lb | 3 |
| 2020-07-13 | Standard gill nets | 0.5 (below normal) | 1.2 – 3.9 | 3.21 lb | 3 |
| 2020-07-13 | Standard trap nets | 1.2 | — | 1.91 lb | 14 |
| 2001-07-09 | Standard gill nets | 2.7 (normal) | 1.2 – 3.9 | 1.58 lb | 16 |
| 2001-07-09 | 1/4-in trap nets | 0.1 | — | — | 1 |
| 2001-07-09 | Standard trap nets | 0.3 | — | 0.65 lb | 3 |
| 1987-07-23 | Standard gill nets | 0.7 (below normal) | 1.2 – 3.9 | 1.00 lb | 2 |
| 2012-07-16 | Standard gill nets | 3.5 (normal) | 1.2 – 3.9 | 1.72 lb | 14 |
| 2012-07-16 | 1/4-in trap nets | 0.1 | — | 1.21 lb | 1 |
| 2012-07-16 | Standard trap nets | 0.8 | — | 1.61 lb | 9 |
| 1995-07-05 | Standard gill nets | 1.8 (normal) | 1.2 – 3.9 | 1.93 lb | 11 |
| 1995-07-05 | Standard trap nets | 0.3 | — | 0.78 lb | 3 |
| 1989-07-20 | Standard gill nets | 0.3 (below normal) | 1.2 – 3.9 | 4.50 lb | 1 |
| 1989-07-20 | Standard trap nets | 1.4 | — | 1.86 lb | 7 |
| 2008-07-08 | Standard gill nets | 2.7 (normal) | 1.2 – 3.9 | 2.40 lb | 16 |
| 2008-07-08 | 1/4-in trap nets | 0.5 | — | 1.25 lb | 3 |
| 2008-07-08 | Standard trap nets | 0.4 | — | 1.14 lb | 5 |
| 2005-07-05 | Standard gill nets | 2.5 (normal) | 1.2 – 3.9 | 1.31 lb | 15 |
| 2005-07-05 | Standard trap nets | 0.3 | — | 1.13 lb | 4 |
Smallmouth Bass
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 1983-07-28 | Standard gill nets | 0.3 (normal) | 0.2 – 0.7 | 0.25 lb | 1 |
| 1983-07-28 | Standard trap nets | 0.5 (normal) | 0.4 – 1.9 | 0.30 lb | 1 |
| 2020-07-13 | Standard gill nets | 0.2 (below normal) | 0.2 – 0.7 | 0.15 lb | 1 |
| 2020-07-13 | Standard trap nets | 0.6 (normal) | 0.4 – 1.9 | 1.65 lb | 7 |
| 2012-07-16 | Standard gill nets | 1.3 (above normal) | 0.2 – 0.7 | 1.10 lb | 5 |
| 2012-07-16 | 1/4-in trap nets | 13.1 | — | 0.02 lb | 157 |
| 2012-07-16 | Standard trap nets | 0.3 (below normal) | 0.4 – 1.9 | 0.26 lb | 3 |
| 1989-07-20 | Standard trap nets | 0.2 (below normal) | 0.4 – 1.9 | 0.25 lb | 1 |
| 2008-07-08 | Standard gill nets | 0.2 (below normal) | 0.2 – 0.7 | 1.42 lb | 1 |
| 2005-07-05 | Standard gill nets | 0.2 (below normal) | 0.2 – 0.7 | 1.52 lb | 1 |
Walleye
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 1983-07-28 | Standard gill nets | 7.3 (normal) | 3.0 – 13.2 | 1.45 lb | 22 |
| 1986-07-21 | Standard gill nets | 9.3 (normal) | 3.0 – 13.2 | 0.55 lb | 28 |
| 2020-07-13 | Standard gill nets | 1.5 (below normal) | 3.0 – 13.2 | 0.89 lb | 9 |
| 2020-07-13 | Standard trap nets | 0.8 (normal) | 0.5 – 2.7 | 1.43 lb | 10 |
| 2001-07-09 | Standard gill nets | 1.8 (below normal) | 3.0 – 13.2 | 1.42 lb | 11 |
| 2001-07-09 | 1/4-in trap nets | 0.9 | — | — | 9 |
| 2001-07-09 | Standard trap nets | 0.2 (below normal) | 0.5 – 2.7 | 2.61 lb | 2 |
| 1987-07-23 | Standard gill nets | 6.0 (normal) | 3.0 – 13.2 | 0.65 lb | 18 |
| 2012-07-16 | Standard gill nets | 3.0 (normal) | 3.0 – 13.2 | 1.15 lb | 12 |
| 2012-07-16 | 1/4-in trap nets | 0.2 | — | — | 2 |
| 2012-07-16 | Standard trap nets | 1.0 (normal) | 0.5 – 2.7 | 1.29 lb | 11 |
| 1995-07-05 | Standard trap nets | 0.9 (normal) | 0.5 – 2.7 | 2.77 lb | 9 |
| 1995-07-05 | Standard gill nets | 3.2 (normal) | 3.0 – 13.2 | 1.45 lb | 19 |
| 1989-07-20 | Standard gill nets | 1.7 (below normal) | 3.0 – 13.2 | 0.65 lb | 5 |
| 1989-07-20 | Standard trap nets | 1.4 (normal) | 0.5 – 2.7 | 2.43 lb | 7 |
| 2008-07-08 | Standard gill nets | 4.0 (normal) | 3.0 – 13.2 | 1.32 lb | 24 |
| 2008-07-08 | 1/4-in trap nets | 1.2 | — | — | 7 |
| 2008-07-08 | Standard trap nets | 0.8 (normal) | 0.5 – 2.7 | 2.23 lb | 9 |
| 2005-07-05 | Standard gill nets | 4.5 (normal) | 3.0 – 13.2 | 0.98 lb | 27 |
| 2005-07-05 | Standard trap nets | 0.4 (below normal) | 0.5 – 2.7 | 1.08 lb | 5 |
White Sucker
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 1983-07-28 | Standard gill nets | 2.0 (below normal) | 2.6 – 11.7 | 2.50 lb | 6 |
| 1986-07-21 | Standard gill nets | 0.7 (below normal) | 2.6 – 11.7 | 2.25 lb | 2 |
| 2001-07-09 | Standard gill nets | 0.5 (below normal) | 2.6 – 11.7 | 1.97 lb | 3 |
| 1987-07-23 | Standard gill nets | 1.0 (below normal) | 2.6 – 11.7 | 2.83 lb | 3 |
| 2012-07-16 | Standard gill nets | 0.3 (below normal) | 2.6 – 11.7 | 2.38 lb | 1 |
| 1995-07-05 | Standard gill nets | 0.8 (below normal) | 2.6 – 11.7 | 1.63 lb | 5 |
| 1989-07-20 | Standard gill nets | 1.0 (below normal) | 2.6 – 11.7 | 2.92 lb | 3 |
| 2008-07-08 | Standard gill nets | 0.3 (below normal) | 2.6 – 11.7 | 2.03 lb | 2 |
| 2008-07-08 | Standard trap nets | 0.1 (below normal) | 0.7 – 2.3 | 3.70 lb | 1 |
| 2005-07-05 | Standard gill nets | 2.7 (normal) | 2.6 – 11.7 | 2.53 lb | 16 |
| 2005-07-05 | Standard trap nets | 0.2 (below normal) | 0.7 – 2.3 | 2.31 lb | 2 |
Green Sunfish
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 1986-07-21 | Standard gill nets | 0.3 (above normal) | 0.3 – 0.3 | 0.10 lb | 1 |
| 2001-07-09 | 1/4-in trap nets | 0.1 | — | 0.04 lb | 1 |
| 2012-07-16 | 1/4-in trap nets | 0.2 | — | 0.07 lb | 2 |
| 1989-07-20 | Standard gill nets | 0.3 (above normal) | 0.3 – 0.3 | 0.19 lb | 1 |
| 2008-07-08 | 1/4-in trap nets | 1.7 | — | — | 10 |
| 2005-07-05 | Standard trap nets | 0.1 | — | 0.10 lb | 1 |
Black Crappie
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
|---|---|---|---|---|---|
| 2020-07-13 | Standard trap nets | 0.3 (normal) | 0.1 – 0.8 | 0.97 lb | 4 |
| 2001-07-09 | 1/4-in trap nets | 0.1 | — | 0.36 lb | 1 |
| 2001-07-09 | Standard trap nets | 0.5 (normal) | 0.1 – 0.8 | 0.53 lb | 5 |
| 2012-07-16 | 1/4-in trap nets | 0.4 | — | 0.23 lb | 5 |
| 2012-07-16 | Standard trap nets | 0.6 (normal) | 0.1 – 0.8 | 0.96 lb | 6 |
| 1995-07-05 | Standard trap nets | 0.5 (normal) | 0.1 – 0.8 | 0.63 lb | 5 |
| 1989-07-20 | Standard trap nets | 0.6 (normal) | 0.1 – 0.8 | 0.83 lb | 3 |
| 2008-07-08 | Standard trap nets | 0.5 (normal) | 0.1 – 0.8 | 0.46 lb | 6 |
| 2005-07-05 | Standard trap nets | 0.3 (normal) | 0.1 – 0.8 | 0.85 lb | 3 |
Bluegill
| Date | Gear | CPUE | Normal Range | Total Catch |
|---|---|---|---|---|
| 2012-07-16 | 1/4-in trap nets | 0.3 | — | 3 |
Pumpkinseed
| Date | Gear | CPUE | Normal Range | Total Catch |
|---|---|---|---|---|
| 2012-07-16 | 1/4-in trap nets | 0.5 | — | 6 |
Common Shiner
| Date | Gear | CPUE | Normal Range | Total Catch |
|---|---|---|---|---|
| 2008-07-08 | 1/4-in trap nets | 0.2 | — | 1 |
Depth Maps & Lake Info
Map & Directions
Get DirectionsShowing 14 nearby bait & tackle shops on the map.
Nearby Bait & Tackle
Bear Track Outfitting Co.
Grand Marais, MN
★ 3.3Buck's Hardware
Grand Marais, MN
★ 4.5Clearwater BWCA Outfitters
Grand Marais, MN
★ 5Hungry Jack Canoe Outfitters
Grand Marais, MN
★ 4.7Lake Superior Trading Post
Grand Marais, MN
★ 4.6Moose Tracks
Grand Marais, MN
★ 4.5Northern Goods
Grand Marais, MN
★ 4.7The Fisherman's Daughter at Dockside Fish Market
Grand Marais, MN
★ 4.7Nearby Marinas
Resorts & Lodges Near Aspen
Plan your stay — fishing resorts and lodges near Aspen.
Fish Species
Species known to inhabit Aspen. Click any species for a full fishing guide.
Fishing Guides Near Aspen
Other Lakes in Cook County
Plan Your Trip to Aspen
- Weather forecast for Aspen — check wind, rain, and temperature before you go
- GPS: 48.0425°N, 90.4113°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.