Gannon

St. Louis County

Near Ash Lake

DOW: 69081900

Yellow PerchExcellent · 84Northern PikeGood · 50

A 87-acre lake near Ash Lake in St. Louis County — best known for panfish and pike. Last surveyed 2007.

Fish Species (2)

Yellow Perch

Excellent · 84

Above-normal numbers · large fish

Gill-net survey · surveyed Aug 2007

Last surveyed 2007 — treat with caution

Avg Size

7.4"

Avg Weight

0.26 lbs

Catch rate: 34.3 per gill net · typical 4.5–19 for a lake like this

Size of catchable yellow perch31% keeper-size (9"+)

5–8" · 69%Largest sampled 11"

Survey History

Date	Catch Rate	Avg Length	Avg Weight	Gear
Aug 6, 2007	34.25	7.4"	0.26 lbs	Standard gill nets

Northern Pike

Good · 50

Above-normal numbers · small fish

Gill-net survey · surveyed Aug 2007

Last surveyed 2007 — treat with caution

Avg Size

17.4"

Avg Weight

1.36 lbs

Catch rate: 8.5 per gill net · typical 3–8.3 for a lake like this

Size of catchable northern pike10% keeper-size (24"+)

14–23" · 90%Largest sampled 28"

Survey History

Date	Catch Rate	Avg Length	Avg Weight	Gear
Aug 6, 2007	8.50	17.4"	1.36 lbs	Standard gill nets

Biologist Notes

August 6, 2007Gannon Lake is 89 acres and 93% of the lake is less than 15 feet deep. The lake is located approximately 12 miles northwest of Crane Lake, Minnesota a…

Gannon Lake is 89 acres and 93% of the lake is less than 15 feet deep. The lake is located approximately 12 miles northwest of Crane Lake, Minnesota and difficult to access. Northern pike gill-net abundance was 8.50 fish/set, which was above what is found in 75% of other class 19 lakes. Seven year-classes were present and age ranged from 1-7 years. Half of the fish captured were age-3 or younger. Length for all northern pike ranged from 11.1-28.0 inches and the mean was 17.9. Growth was well below the area mean. The mean weight was 1.37 pounds, which was essentially the same as what is found in 25% of class 19 lakes. Yellow perch gill-net abundance was 34.25 fish/set, which was well above average compared to other class 19 lakes. Nine year-classes were present and age ranged from 2-11 years. Total length in gill nets ranged from 5.3-11.9 inches and the mean was 7.9. Growth was similar to the area and statewide means.

Frequently Asked Questions

What fish can you catch in Gannon?

Based on Minnesota DNR survey data, anglers target Yellow Perch and Northern Pike in Gannon. See the full species list above for catch rates, size structure, and quality scores.

Is there public access at Gannon?

We don't have a confirmed public access point on record for Gannon. Check the DNR LakeFinder page for current access details before you go.

How deep is Gannon?

Gannon has a maximum depth of 18 feet and a mean depth of 6 feet, per Minnesota DNR data.

When were the main sport fish in Gannon last surveyed?

The most recent Minnesota DNR survey data for the main sport fish in Gannon is from 2007. Surveys this old should be treated with some caution — fish populations change over time.