Skip to content
MN Fish Finder

Crystal

Blue Earth County
Near Lake Crystal
DOW: 07009800
Green SunfishExcellent · 93WalleyeExcellent · 80Northern PikeGood · 73

A 379-acre lake near Lake Crystal in Blue Earth County — best known for panfish and walleye. Last surveyed 2022.

Fish Species (17)

Green Sunfish

Excellent · 93

Above-normal numbers · large fish

Trap-net survey · surveyed Aug 1982

Last surveyed 1982 — treat with caution

Avg Weight
0.27 lbs

Catch rate: 7.0 per trap net · typical 0.2–1.9 for a lake like this

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 16, 20011.002.0"0.01 lbs
Aug 11, 19827.00-0.27 lbs

Walleye

Stocked 2024
Excellent · 80

Typical numbers · large fish

Gill-net survey · surveyed Aug 2022

Avg Size
17.5"
Avg Weight
2.09 lbs

Catch rate: 11.0 per gill net · typical 2.3–18.1 for a lake like this

Size of catchable walleye89% keeper-size (15"+)
10–14" · 11%Largest sampled 26"
Stocked with fry every other year · 2,301,590 fish total
Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 202211.0017.5"2.09 lbs
Aug 15, 20227.7817.5"2.22 lbs
Aug 8, 201618.3310.0"0.34 lbs
Stocking Details
YearSizeNumberPounds
2024fry284,2502.7
2023fry284,2502.5
2022fry284,2502.4
2021fry284,2502.5
2019fry284,2502.3
2018fry284,2502.7
2016fry596,0905.5

Northern Pike

Good · 73

Typical numbers · large fish

Gill-net survey · surveyed Aug 2022

Avg Size
23.8"
Avg Weight
3.47 lbs

Catch rate: 1.8 per gill net · typical 1.1–8 for a lake like this

Size of catchable northern pike49% keeper-size (24"+)
14–23" · 51%Largest sampled 35"
Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 20221.7523.8"3.47 lbs
Aug 15, 20223.3323.8"3.26 lbs
Aug 8, 20160.6721.7"1.27 lbs

Channel Catfish

Good · 70

Typical numbers

Gill-net survey · surveyed Aug 2011

Last surveyed 2011 — treat with caution

Avg Size
18.6"
Avg Weight
2.77 lbs

Catch rate: 1.5 per gill net

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 8, 20111.5018.6"2.77 lbs
Aug 8, 20111.5018.6"3.48 lbs
Aug 7, 20064.0018.0"2.68 lbs

Pumpkinseed

Good · 61

Below-normal numbers · large fish

Trap-net survey · surveyed Jun 1991

Last surveyed 1991 — treat with caution

Avg Weight
0.60 lbs

Catch rate: 0.17 per trap net · typical 0.3–4.9 for a lake like this

Survey History
DateCatch RateAvg LengthAvg Weight
Jun 26, 19910.17-0.60 lbs
Aug 10, 19870.33-0.10 lbs
Aug 11, 19822.80-0.28 lbs

Black Crappie

Good · 54

Typical numbers · average-size fish

Trap-net survey · surveyed Aug 2022

Avg Size
7.9"
Avg Weight
0.38 lbs

Catch rate: 15.7 per trap net · typical 1.2–20.5 for a lake like this

Size of catchable black crappie12% keeper-size (10"+)
5–9" · 88%Largest sampled 15"
Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 202215.677.9"0.38 lbs
Aug 15, 202214.757.9"0.29 lbs
Aug 8, 201640.758.2"0.27 lbs

Bluegill

Good · 50

Below-normal numbers · average-size fish

Trap-net survey · surveyed Aug 2022

Avg Size
7.2"
Avg Weight
0.36 lbs

Catch rate: 1.0 per trap net · typical 1.2–20 for a lake like this

Size of catchable bluegill22% keeper-size (8"+)
3–7" · 78%Largest sampled 8"
Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 20221.007.2"0.36 lbs
Aug 8, 20162.625.6"0.25 lbs
Aug 8, 20110.887.6"0.27 lbs

White Crappie

Average · 41

Typical numbers · small fish

Gill-net survey · surveyed Aug 2011

Last surveyed 2011 — treat with caution

Avg Size
7.0"
Avg Weight
0.12 lbs

Catch rate: 4.8 per gill net · typical 0.5–8.4 for a lake like this

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 20220.2211.0"0.85 lbs
Aug 8, 20161.629.7"0.58 lbs
Aug 8, 20111.257.0"0.15 lbs

Yellow Perch

Average · 38

Typical numbers · small fish

Gill-net survey · surveyed Aug 2022

Avg Size
7.1"
Avg Weight
0.19 lbs

Catch rate: 6.3 per gill net · typical 2.7–25 for a lake like this

Size of catchable yellow perch7% keeper-size (9"+)
5–8" · 93%Largest sampled 9"
Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 20220.337.1"0.22 lbs
Aug 15, 20226.257.1"0.19 lbs
Aug 8, 20167.338.2"0.40 lbs

Hybrid Sunfish

Poor · 13

Below-normal numbers

Trap-net survey · surveyed Aug 2016

Last surveyed 2016 — treat with caution

Avg Size
9.0"
Avg Weight
0.87 lbs

Catch rate: 0.12 per trap net

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 8, 20160.129.0"0.87 lbs
Aug 16, 20010.118.0"0.55 lbs
Jun 26, 19910.33-0.25 lbs
Other species in this lake (7)

Rough fish, bullheads, and baitfish recorded in DNR surveys — present in the lake, but not typical angling targets.

Yellow Bullhead

Excellent · 76

Above-normal numbers · average-size fish

Trap-net survey · surveyed Aug 2022

Avg Size
9.1"
Avg Weight
0.52 lbs

Catch rate: 3.8 per trap net · typical 0.5–2.5 for a lake like this

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 20220.259.1"0.77 lbs
Aug 15, 20223.789.1"0.52 lbs
Aug 8, 20160.678.5"0.37 lbs

Black Bullhead

Good · 59

Above-normal numbers · small fish

Trap-net survey · surveyed Aug 2022

Avg Size
6.3"
Avg Weight
0.01 lbs

Catch rate: 399.2 per trap net · typical 11.5–132.6 for a lake like this

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 2022399.226.3"0.01 lbs
Aug 15, 2022186.006.3"0.12 lbs
Aug 8, 201669.388.4"0.06 lbs

Common Carp

Good · 56

Typical numbers · large fish

Gill-net survey · surveyed Aug 2016

Last surveyed 2016 — treat with caution

Avg Size
21.6"
Avg Weight
4.23 lbs

Catch rate: 1.3 per gill net · typical 1–13.8 for a lake like this

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 20220.2223.5"6.78 lbs
Aug 8, 20161.3321.6"4.23 lbs
Aug 8, 20164.2521.6"5.30 lbs

White Sucker

Good · 55

Below-normal numbers · large fish

Gill-net survey · surveyed Aug 2022

Avg Size
17.2"
Avg Weight
2.27 lbs

Catch rate: 0.75 per gill net · typical 0.8–6.5 for a lake like this

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 15, 20220.7517.2"2.27 lbs
Aug 15, 20223.3317.2"2.41 lbs
Aug 8, 20160.1217.0"1.70 lbs

Golden Shiner

Average · 46

Below-normal numbers · large fish

Gill-net survey · surveyed Aug 2016

Last surveyed 2016 — treat with caution

Avg Size
7.0"
Avg Weight
0.14 lbs

Catch rate: 0.33 per gill net · typical 0.5–2.6 for a lake like this

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 8, 20160.337.0"0.14 lbs
Aug 7, 20060.334.3"0.05 lbs
Aug 16, 20010.33--

Fathead Minnow

Insufficient

Seining survey · surveyed Aug 2001

Last surveyed 2001 — treat with caution

Avg Size
0.9"

Catch rate: 51.3 · Seining survey

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 16, 200151.330.9"-

Johnny Darter

Insufficient

Seining survey · surveyed Aug 2001

Last surveyed 2001 — treat with caution

Avg Size
1.3"

Catch rate: 7.3 · Seining survey

Survey History
DateCatch RateAvg LengthAvg Weight
Aug 16, 20017.331.3"-
Aug 12, 19963.50--

Biologist Notes

April 19, 2023Two trap nets were set at Crystal Lake on 19 April 2023 to assess winterkill. Yellow Perch and Black Bullheads were abundant. A single Black Crappie a…

Two trap nets were set at Crystal Lake on 19 April 2023 to assess winterkill. Yellow Perch and Black Bullheads were abundant. A single Black Crappie and a single White Sucker were also sampled. We have reports of anglers catching Black Crappie from shore. Dead Common Carp were observed on the shoreline.

April 19, 2023Two trap nets were set at Crystal Lake on 19 April 2023 to assess winterkill. Yellow Perch and Black Bullheads were abundant. A single Black Crappie a…

Two trap nets were set at Crystal Lake on 19 April 2023 to assess winterkill. Yellow Perch and Black Bullheads were abundant. A single Black Crappie and a single White Sucker were also sampled. We have reports of anglers catching Black Crappie from shore. Dead Common Carp were observed on the shoreline.

April 19, 2023Two trap nets were set at Crystal Lake on 19 April 2023 to assess winterkill. Yellow Perch and Black Bullheads were abundant. A single Black Crappie a…

Two trap nets were set at Crystal Lake on 19 April 2023 to assess winterkill. Yellow Perch and Black Bullheads were abundant. A single Black Crappie and a single White Sucker were also sampled. We have reports of anglers catching Black Crappie from shore. Dead Common Carp were observed on the shoreline.

Frequently Asked Questions

What fish can you catch in Crystal?

Based on Minnesota DNR survey data, anglers target Green Sunfish, Walleye, Northern Pike, Channel Catfish, and Pumpkinseed in Crystal. See the full species list above for catch rates, size structure, and quality scores.

Is there public access at Crystal?

Minnesota DNR records list public access for Crystal. Check the DNR LakeFinder page for the launch type and directions before you go.

How deep is Crystal?

Crystal has a maximum depth of 8 feet and a mean depth of 8 feet, per Minnesota DNR data.

When were the main sport fish in Crystal last surveyed?

The most recent Minnesota DNR survey data for the main sport fish in Crystal is from 2022.

Does Crystal have any invasive species?

No invasive species are on record for Crystal in Minnesota DNR data. Always clean, drain, and dry your equipment to help keep it that way.

More lakes in Blue Earth County

View all

Lake Details

Surface Area
379.38 acres
Max Depth
8 ft
Mean Depth
8 ft
Shoreline
5.45 mi
Public Access
Yes
View on DNR LakeFinder

Location

44.1086°N, 94.2039°W

Get Directions