Cass Lake Pike Bay vs Little Wolf Lake
Water quality, depth, fish species, and recreation comparison.
Cass Lake Pike Bay has a higher water quality grade (A, Excellent) than Little Wolf Lake (C, Fair). Both are in Cass County, Minnesota.
Both Cass Lake Pike Bay and Little Wolf Lake sit in Minnesota. A same-state comparison strips out the state-level water-quality regime as a variable: any grade differences here are about the lakes themselves, not the agencies grading them. The grades are meaningfully apart: Cass Lake Pike Bay grades a A while Little Wolf Lake grades a C. That two-letter spread reflects real underlying differences — different watershed inputs, different depth profiles, or different monitoring rigor.
For a recreational visitor, the wider grade gap is decisive — Cass Lake Pike Bay is the better water-quality choice. For a researcher, the gap is the interesting part: what is different about the two watersheds, and which of those differences is mutable?
Cass Lake Pike Bay
Good clarity, visible to about 13.6 ft.
Little Wolf Lake
Moderate clarity, visible to about 7 ft.
Side-by-Side Metrics
| Metric | Cass Lake Pike Bay | Little Wolf Lake |
|---|---|---|
| Overall Grade | A (Excellent) | C (Fair) |
| Water Clarity | 13.6 ft | 7 ft |
| Phosphorus | 10.5 µg/L | 26.5 µg/L |
| Chlorophyll-a (Algae) | 3.4 µg/L | 12.7 µg/L |
| Maximum Depth | 95 ft | 24 ft |
| Surface Area | 4,756 acres | 525 acres |
| Public Access | Yes | Yes |
| Fish Species | 20 | 13 |
| Trophic State | mesotrophic | eutrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Cass Lake Pike Bay wins on overall water quality with a Grade A versus Little Wolf Lake's Grade C. Water clarity: 13.6 ft vs 7 ft. For fishing diversity, Cass Lake Pike Bay also leads with 20 species.
Source: EPA National Aquatic Resource Surveys, 2026.