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LakeQuality

Minnesota DNR fisheries surveys · latest June 16, 2025

Coon Lake FishingCWater-quality grade C

Minnesota DNR surveys at Coon Lake average 6.83 northern pike per unit of sampling effort (CPUE) across 17 surveys. The most recent is a Standard Survey dated June 16, 2025. Length samples in the latest survey that recorded them ran 13–30 inches. In Anoka County, Minnesota, Coon Lake carries an overall water-quality grade of C. Water clarity averages 5.7 feet of visibility, and there are 2 public boat landings. The survey figures on this page are Minnesota DNR's own; the water-quality grade comes from EPA Water Quality Portal samples. Neither is a forecast of today's bite.

Species recorded at Coon Lake

14 species on the Minnesota DNR list for this lake. A species on the list has been recorded here; it does not mean it is catchable today or in every part of the lake.

Stocking at Coon Lake

Minnesota DNR publishes a stocking history for this lake — which species went in, how many, and in which years. Read the years: a lake stocked in one year is not necessarily stocked in the next.

Getting on the water

2 public boat landings are recorded on Coon Lake. Minnesota DNR lists the public access sites, including ramp type and parking, in the documents below.

Survey results in full

DNR fisheries survey

Minnesota DNR surveys at Coon Lake average 6.83 northern pike per unit of sampling effort (CPUE) across 17 surveys. The most recent is a Standard Survey dated June 16, 2025. Length samples in the latest survey that recorded them ran 13–30 inches.

A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Coon Lake C from EPA Water Quality Portal chemistry, and the water-quality trend over 6 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.

DNR Fisheries Survey Summary

17 surveys on file from MN DNR Fisheries. Most recent: 2025-06-16 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg catch rate (CPUE)Avg Weight
Bluegill48.230.11 lb
Black Bullhead26.250.51 lb
Black Crappie15.690.16 lb
Pumpkinseed7.820.12 lb
Northern Pike6.832.34 lb
Brown Bullhead6.070.58 lb

CPUE = catch per unit effort, averaged across surveys (excludes juvenile shoreline seining). Higher CPUE means more abundant in standardized sampling. This is not a weekly bite report.

Length Distributions

Number of fish caught at each inch class in the most recent survey that recorded lengths. Red dashed line marks an approximate trophy threshold for that species.

Bluegill

627 fish · 27 in · 2025-06-16
3571790234567

Black Bullhead

13 fish · 714 in · 2025-06-16
4207891011121314

Black Crappie

53 fish · 411 in · 2025-06-16
22110trophy 104567891011

Pumpkinseed

107 fish · 37 in · 2025-06-16
6231034567

From the 2025-06-16 survey

Coon Lake is a 1,250 acre lake located in northern Anoka County and assigned to lake class 35. There are two major basins with the eastern one being the deeper but smaller of the two. This lake was historically susceptible to winterkills but there are currently two aeration systems in place which appear to be…

Source: MN DNR LakeFinder Fisheries Lake Survey

DNR Reports & Resources

Minnesota DNR LakeFinder publishes lake survey, fish stocking, water access, and aquatic plant data for Coon Lake. 3 reports on file.

These links open on the official state DNR websites (Wisconsin DNR survey PDFs · Minnesota DNR LakeFinder).

Common questions

What fish are in Coon Lake?

Minnesota DNR surveys at Coon Lake average 6.83 northern pike per unit of sampling effort (CPUE) across 17 surveys. The most recent is a Standard Survey dated June 16, 2025. Length samples in the latest survey that recorded them ran 13–30 inches. Minnesota DNR lists 14 species for the lake in total. Those are survey results, not a catch report: a net set on one date measures what was in that net.

When was Coon Lake last surveyed?

The most recent fisheries survey on file for Coon Lake is dated June 16, 2025. Survey intervals vary by lake and by species; a gap of several years between surveys is normal and does not mean the record is missing.

Is Coon Lake stocked?

Minnesota DNR publishes a stocking history for Coon Lake. It records which species were released, in what numbers and in which years — the source documents are linked further down this page. A lake can be stocked in some years and not others, so read the years rather than assuming an annual release.

Does the water-quality grade tell me how Coon Lake fishes?

A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Coon Lake C from EPA Water Quality Portal chemistry, and the water-quality trend over 6 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.

Before you eat what you catch

A water-quality grade is not a consumption advisory. Mercury and PCB advice for Minnesota waters comes from MDH, and it is issued per species and per size class — a lake can grade well and still carry a meal limit on larger predator fish.

Where to stay near Coon Lake

Top-rated places to stay near Coon Lake

See the full where-to-stay map for Coon Lake

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