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LakeQuality

Coot Lake vs Cottontail Lake

Water quality, depth, fish species, and recreation comparison.

Coot Lake and Cottontail Lake both received the same overall water quality grade of F (Very Poor). Both are in Jackson County, Wisconsin.

Both Coot Lake and Cottontail Lake sit in Missouri. A same-state comparison strips out the state-level water-quality regime as a variable: any grade differences here are about the lakes themselves, not the agencies grading them. These two are within a letter of each other on the rubric — Coot Lake (F) versus Cottontail Lake (F). The deciding factors for a recreational visitor are likely physical (depth, access, fish species) rather than water-quality differences.

With grades this close, the choice between the two lakes turns on non-water-quality factors: depth, fish species, public access, distance from home. The per-lake pages below cover all of those.

F

Coot Lake

Jackson County, Wisconsin

Very murky, less than 1.6 ft of visibility.

F

Cottontail Lake

Jackson County, Wisconsin

Very murky, less than 1.6 ft of visibility.

Side-by-Side Metrics

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

MetricCoot LakeCottontail Lake
Overall GradeF (Very Poor)F (Very Poor)
Water Clarity1.6 ft1.6 ft
Phosphorus77.2 µg/L86.5 µg/L
Chlorophyll-a (Algae)43.7 µg/L39.4 µg/L
Maximum Depth--
Surface Area23 acres21 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateeutrophiceutrophic

Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).

Verdict

Both lakes earn the same Grade F. The tiebreakers come down to clarity (Coot Lake: 1.6 ft, Cottontail Lake: 1.6 ft) and what you want from the lake. Coot Lake matches its peer on species count.