Girl Lake vs Little Boy Lake
Water quality, depth, fish species, and recreation comparison.
Girl Lake has a higher water quality grade (A, Excellent) than Little Boy Lake (A, Excellent). Both are in Cass County, Minnesota.
A
Girl Lake
Cass County, Minnesota
Crystal clear, you can see 17 ft down.
A
Little Boy Lake
Cass County, Minnesota
Good clarity, visible to about 11 ft.
Side-by-Side Metrics
| Metric | Girl Lake | Little Boy Lake |
|---|---|---|
| Overall Grade | A (Excellent) | A (Excellent) |
| Water Clarity | 17 ft | 11 ft |
| Phosphorus | 12 µg/L | 14 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 81 ft | 74 ft |
| Surface Area | 428.18 acres | 1.5K acres |
| Public Access | Yes | Yes |
| Fish Species | 18 | 18 |
| Trophic State | oligotrophic | mesotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Girl Lake wins on overall water quality with a Grade A versus Little Boy Lake's Grade A. Water clarity: 17 ft vs 11 ft. For fishing diversity, Girl Lake also leads with 18 species.