Lower Eau Claire Lake

Bayfield, Douglas County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)784
Maximum Depth (ft)41
Mean Depth (ft)22
Shoreline (miles)—
Bottom Composition80% sand, 9% gravel, 1% rock, 10% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classlake
Public Access—
Township—
GPS Coordinates46.27320° N, 91.55110° W
WBIC (DNR ID)2741600

Fish Species

6 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassCommon—
Northern PikeCommon—
PanfishCommon—
MuskyPresent—
Smallmouth BassPresent—
WalleyePresent—

Boat Landings

No boat landing data available.

Invasive Species

Invasive species have been documented in or near this lake. Please clean, drain, and dry all watercraft and equipment before leaving to prevent spread.

SpeciesStatusFirst Detected
Banded Mystery SnailConfirmed—
Curly-Leaf PondweedConfirmed—
Purple LoosestrifeConfirmed—
Rusty CrayfishConfirmed—

Data sourced from Wisconsin DNR lake surveys. Last scraped: 4/30/2026.

Lower Eau Claire Lake — Facts & Figures | Stay Northern