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LakeQuality
B

Florida Lake

Kandiyohi County, MinnesotaMesotrophic

Florida Lake comes in at a B on the grading rubric — a respectable showing for a Minnesota lake of its size and depth. Sub-grades cluster within a single letter of each other, which usually means the lake is in stable trophic balance rather than fighting one specific stressor.

Mesotrophic conditions dominate at Florida Lake: enough nutrients for a healthy fishery, not so much that algal blooms become a chronic problem. A maximum depth of 40 ft puts Florida Lake in the middle of Minnesota's depth distribution. At 705 acres, Florida Lake fits the Minnesota median for monitored lakes, with 4.4 miles of shoreline. Within Kandiyohi County's 35 graded waters, Florida Lake sits at rank 6, near the top of the local distribution.

Zebra mussels have been documented at Florida Lake, which alters the filter-feeding balance and can paradoxically increase water clarity while disrupting the food web. The fishery includes walleye alongside the lake's other 18 documented species — a notable draw for Minnesota anglers. A documented public access point at Florida Lake makes the lake usable for shore fishing, paddle craft, and trailered boats. Monitoring depth is thin here: the LakeGrade rubric is applied to a small number of sample years, and the grade will be revised as more data accumulates.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2024-09-15. Grade methodology: LakeGrade methodology.

Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Good clarity, visible to about 12.5 ft. Phosphorus level: 20 µg/L. Trophic State Index: 44.

MetricValueGrade
Water Clarity (Secchi Depth)12.5 ftB
Phosphorus20 µg/LB
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)44Mesotrophic

Moderate nutrients, good water quality

Lake Details

CharacteristicValue
Maximum Depth40 ft
Surface Area705.39 acres
Shoreline Length4.4 mi
Littoral Zone38%
Public AccessYes

Fish Species

Click a species to see all Minnesota and Wisconsin lakes where it is found.

→ Best fishing times for Florida Lake (14-day solunar calendar)

→ Is it safe to eat fish from Florida Lake? (mercury & PFAS guide)

Florida Lake fishing regulations (limits, seasons, special rules)

Invasive Species

Eurasian watermilfoilzebra mussel

Water Quality Trend: Declining

Based on 5 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Declining-0.515 m/yr5
Phosphorus Declining+2.8 µg/L/yr5

Ice Season

Historical ice data from Minnesota DNR (10 observations).

Typical Ice-Out
Apr 4
Typical Ice-In
Nov 28

Estimated open water season: 238 days

EarliestLatest
Ice-Out2007-03-30 (2007)2002-04-15 (2002)
Ice-In1996-11-18 (1996)2001-12-20 (2001)

Most recent ice-out: 2007-03-30

Location

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County Ranking

Ranked #6 of 35 lakes in Kandiyohi County

Nearby Lakes in Kandiyohi County

DNR Fisheries Survey Summary

16 surveys on file from MN DNR Fisheries. Most recent: 2024-07-15 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Bluegill22.720.14 lb
JND17.09
Black Bullhead16.930.45 lb
Yellow Perch16.620.11 lb
IOD8.75
Largemouth Bass6.820.63 lb

CPUE = catch per unit effort, averaged across surveys (excludes juvenile shoreline seining). Higher CPUE = more abundant in standardized sampling.

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

161 fish · 38 in · 2024-07-15
35180345678

Black Bullhead

17 fish · 715 in · 2024-07-15
420789101112131415

Yellow Perch

20 fish · 57 in · 2024-07-15
19100567

Largemouth Bass

15 fish · 515 in · 2024-07-15
32056789101112131415

From the 2024-07-15 survey

A standard survey of Lake Florida was conducted in July of 2024. A targeted survey is generally used for sampling a specific kind of fish or time of year (i.e., spawning season, fall season, etc.) unlike a standard survey which samples a wider range of fish species during the summer months using standard methodology…

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 Florida Lake. 3 reports on file.

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Lake details from Minnesota DNR LakeFinder

Ice data from Minnesota DNR Climate

Most recent sample: 2024-09-15

Monitoring stations: 1