Island Lake vs Lower Bottle Lake
Water quality, depth, fish species, and recreation comparison.
Lower Bottle Lake has a higher water quality grade (A, Excellent) than Island Lake (A, Excellent). Both are in Hubbard County, Minnesota.
A
Island Lake
Hubbard County, Minnesota
Good clarity, visible to about 10.5 ft.
A
Lower Bottle Lake
Hubbard County, Minnesota
Crystal clear, you can see 15 ft down.
Side-by-Side Metrics
| Metric | Island Lake | Lower Bottle Lake |
|---|---|---|
| Overall Grade | A (Excellent) | A (Excellent) |
| Water Clarity | 10.5 ft | 15 ft |
| Phosphorus | 17 µg/L | 10 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 65 ft | 110 ft |
| Surface Area | 541.25 acres | 641.17 acres |
| Public Access | Yes | No |
| Fish Species | 16 | 13 |
| Trophic State | mesotrophic | oligotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Lower Bottle Lake wins on overall water quality with a Grade A versus Island Lake's Grade A. Water clarity: 15 ft vs 10.5 ft. For more fish-species variety, Island Lake edges ahead with 16 documented species.