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LakeQuality

Stalker Lake vs Unnamed Lake

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

Unnamed Lake has a higher water quality grade (A, Excellent) than Stalker Lake (C, Fair). Both are in Otter Tail County, Minnesota.

Stalker Lake and Unnamed Lake are both in Minnesota — a same-state head-to-head where the comparison comes down to lake-specific differences in depth, watershed, and monitoring history rather than the broader state-level water-quality regime. Unnamed Lake (A) is materially cleaner than Stalker Lake (C). A gap that wide is unlikely to close in a single year of remediation work; it reflects multi-decade differences in the lakes themselves.

For a recreational visitor, the wider grade gap is decisive — Unnamed Lake is the better water-quality choice. For a researcher, the gap is the interesting part: what is different about the two watersheds, and which of those differences is mutable?

C

Stalker Lake

Otter Tail County, Minnesota

Murky, only visible to about 6.6 ft.

A

Unnamed Lake

Otter Tail County, Minnesota

Crystal clear, you can see 15.1 ft down.

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.

MetricStalker LakeUnnamed Lake
Overall GradeC (Fair)A (Excellent)
Water Clarity6.6 ft15.1 ft
Phosphorus22 µg/L9 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth95 ft95 ft
Surface Area1.4K acres1.4K acres
Public AccessYesYes
Fish Species11
Trophic Statemesotrophicoligotrophic

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

Verdict

Unnamed Lake wins on overall water quality with a Grade A versus Stalker Lake's Grade C. Water clarity: 15.1 ft vs 6.6 ft. For fishing diversity, Unnamed Lake also leads with 1 species.