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LakeQuality

Little Bemidji Lake vs Long Lake

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

Long Lake has a higher water quality grade (A, Excellent) than Little Bemidji Lake (A, Excellent). Both are in Becker County, Minnesota.

Little Bemidji Lake and Long 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. The grades are close: Little Bemidji Lake (A) and Long Lake (A) are within one letter of each other on the LakeGrade rubric. The per-parameter sub-grades below will show where the small differences actually live.

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.

A

Little Bemidji Lake

Becker County, Minnesota

Good clarity, visible to about 12.1 ft.

A

Long Lake

Becker County, Minnesota

Crystal clear, you can see 20 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.

MetricLittle Bemidji LakeLong Lake
Overall GradeA (Excellent)A (Excellent)
Water Clarity12.1 ft20 ft
Phosphorus11 µg/L8 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth--
Surface Area290 acres45 acres
Public AccessUnknownUnknown
Fish Species11
Trophic Stateoligotrophicoligotrophic

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

Verdict

Long Lake wins on overall water quality with a Grade A versus Little Bemidji Lake's Grade A. Water clarity: 20 ft vs 12.1 ft. For fishing diversity, Long Lake also leads with 1 species.