Hartlaub Lake

Manitowoc County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)37
Maximum Depth (ft)60
Mean Depth (ft)20
Shoreline (miles)—
Bottom Composition0% sand, 10% gravel, 0% rock, 90% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classlake
Public Access—
Township—
GPS Coordinates44.04520° N, 87.73760° W
WBIC (DNR ID)67200

Fish Species

3 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassCommon—
PanfishCommon—
Northern PikePresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
Hartlaub Lake Boat RampRAMP—6-10NoNo

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
Curly-Leaf PondweedConfirmed—
Eurasian Water-MilfoilConfirmed—
Hybrid Eurasian / Northern Water-MilfoilConfirmed—

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