Big Pine Lake vs Round Lake
Water quality, depth, fish species, and recreation comparison.
Big Pine Lake has a higher water quality grade (A, Excellent) than Round Lake (A, Excellent). Both are in Aitkin County, Minnesota.
A
Big Pine Lake
Aitkin County, Minnesota
Crystal clear, you can see 16.5 ft down.
A
Round Lake
Aitkin County, Minnesota
Good clarity, visible to about 14.5 ft.
Side-by-Side Metrics
| Metric | Big Pine Lake | Round Lake |
|---|---|---|
| Overall Grade | A (Excellent) | A (Excellent) |
| Water Clarity | 16.5 ft | 14.5 ft |
| Phosphorus | 15 µg/L | 11 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 78 ft | 125 ft |
| Surface Area | 638.02 acres | 736.65 acres |
| Public Access | Yes | Yes |
| Fish Species | 15 | 18 |
| Trophic State | oligotrophic | oligotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Big Pine Lake wins on overall water quality with a Grade A versus Round Lake's Grade A. Water clarity: 16.5 ft vs 14.5 ft. For more fish-species variety, Round Lake edges ahead with 18 documented species.