Skip to main content
LakeQuality

Beltrami Lake vs Turtle Lake

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

Beltrami Lake has a higher water quality grade (A, Excellent) than Turtle Lake (B, Good). Both are in Beltrami County, Minnesota.

A

Beltrami Lake

Beltrami County, Minnesota

Good clarity, visible to about 11 ft.

B

Turtle Lake

Beltrami County, Minnesota

Moderate clarity, visible to about 9.5 ft.

Side-by-Side Metrics

MetricBeltrami LakeTurtle Lake
Overall GradeA (Excellent)B (Good)
Water Clarity11 ft9.5 ft
Phosphorus15 µg/L14 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth50 ft45 ft
Surface Area725.82 acres1.6K acres
Public AccessYesYes
Fish Species1616
Trophic Statemesotrophicmesotrophic

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

Verdict

Beltrami Lake wins on overall water quality with a Grade A versus Turtle Lake's Grade B. Water clarity: 11 ft vs 9.5 ft. For fishing diversity, Beltrami Lake also leads with 16 species.