Cass Lake Pike Bay
Cass County, MinnesotaMesotrophic
Cass Lake Pike Bay is a mesotrophic lake in Cass County, Minnesota. Water quality is graded A based on 2 sampling years through 2025. The lake supports 1 documented fish species including black bullhead,black crappie,bluegill,bowfin (dogfish),brown bullhead,burbot,green sunfish,hybrid sunfish,lake whitefish,largemouth bass,muskellunge,northern pike,pumpkinseed,rock bass,smallmouth bass,tullibee (cisco),walleye,white sucker,yellow bullhead,yellow perch. Compared to the 131 other monitored lakes in Cass County, Cass Lake Pike Bay ranks #81 for water quality.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2025-10-15. Grade methodology: LakeGrade methodology.
Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Good clarity, visible to about 13.6 ft. Chlorophyll-a: 3.7 µg/L. Trophic State Index: 41.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 13.6 ft | B |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 3.7 µg/L | A |
| Trophic State Index (TSI) | 41 | Mesotrophic |
Moderate nutrients, good water quality
Fish Species
Click a species to see all Minnesota and Wisconsin lakes where it is found.
→ Best fishing times for Cass Lake Pike Bay (14-day solunar calendar)
→ Is it safe to eat fish from Cass Lake Pike Bay? (mercury & PFAS guide)
→ Cass Lake Pike Bay fishing regulations (limits, seasons, special rules)
Invasive & Introduced Species
Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.
Location
County Ranking
Ranked #81 of 132 lakes in Cass County
Nearby Lakes in Cass County
More Minnesota Lake Rankings
State Parks Near Cass Lake Pike Bay
Other Grade A Lakes in Minnesota
Mesotrophic Lakes in Minnesota
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-10-15
Monitoring stations: 1