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LakeQuality
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Reynard Lake

Bayfield County, WisconsinOligotrophic

On the LakeGrade rubric, Reynard Lake pulls an A: clarity at 33.6 ft and 5 µg/L of phosphorus put it in the top bracket for Wisconsin. The three sub-grades — clarity, phosphorus, and chlorophyll-a — track close together, so no single parameter is dragging the average.

A TSI value of 27 puts Reynard Lake in the oligotrophic range, where biological productivity stays low and the water column remains clear. Reynard Lake is unusually deep for Wisconsin at 55 ft, which buffers the lake against summer warming and helps the deep water stay oxygenated. At 33 acres, Reynard Lake sits below the Wisconsin median: a small water where shoreline activity has an outsized effect on water quality. Reynard Lake sits at rank 34 of 55 in Bayfield County, in the lower half of the local distribution.

No invasive species are currently listed at Reynard Lake — the lake remains off the Wisconsin infested-waters roster. The fishery is bass-led, with 2 documented species across the lake's records. A documented public access point at Reynard Lake makes the lake usable for shore fishing, paddle craft, and trailered boats. Monitoring depth is thin here: the LakeGrade rubric is applied to a small number of sample years, and the grade will be revised as more data accumulates.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2023-08-21. Grade methodology: LakeGrade methodology.

Swimming Safety

Excellent for swimming, crystal clear water with minimal algae

Water Quality Grade: A, Excellent

Crystal clear, you can see 33.6 ft down. Phosphorus level: 5 µg/L. Trophic State Index: 27.

MetricValueGrade
Water Clarity (Secchi Depth)33.6 ftA
Phosphorus5 µg/LA
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)27Oligotrophic

Low nutrients, clear water, excellent for swimming

Lake Details

CharacteristicValue
Maximum Depth55 ft
Surface Area33 acres
Public AccessYes

Fish Species

Click a species to see all Wisconsin and Minnesota lakes where it is found.

→ Best fishing times for Reynard Lake (14-day solunar calendar)

→ Is it safe to eat fish from Reynard Lake? (mercury & PFAS guide)

Reynard Lake fishing regulations (limits, seasons, special rules)

Water Quality Trend: Stable

Based on 4 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Improving+0.625 m/yr3
Phosphorus Declining+2.45 µg/L/yr2

Recreation & Access

1
Boat Landings
Yes
Public Access

Location

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County Ranking

Ranked #34 of 55 lakes in Bayfield County

Nearby Lakes in Bayfield County

WI DNR Lake Profile

Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 1997).

Fish Species (DNR-rated)

Panfish(Common)Largemouth Bass(Common)

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Fish and recreation data from Wisconsin DNR Lakes

Most recent sample: 2023-08-21

Monitoring stations: 1