Faucet Snail

Invasive SpeciesFound in 44 lakes

Total Lakes

Minnesota

Wisconsin

Lakes with Faucet Snail

Lake	County	State	Grade	Depth
Lower Bottle Lake	Hubbard	MN	A	110 ft
Upper Bottle Lake	Hubbard	MN	A	55 ft
Su18 Lake	Cook	MN	A	—
Su19 Lake	Cook	MN	A	—
Superior Lake	Cook	MN	A	—
Superior Lake	St. Louis	MN	A	—
Ls94 Lake	Lake	MN	A	—
Suseq32a Lake	St. Louis	MN	A	—
Seq044a Lake	Lake	MN	A	—
Suseq44a Lake	Lake	MN	A	—
Seq032a Lake	St. Louis	MN	A	—
Paddock Lake	Kenosha	WI	A	32 ft
Lower Phantom Lake	Waukesha	WI	A	12 ft
Ucil Lake	Oconto	WI	A	—
Long Lake	Hubbard	MN	A	135 ft
George Lake	Hubbard	MN	A	29 ft
Duck Lake	Hubbard	MN	A	23 ft
Boulder Lake	Hubbard	MN	A	28 ft
Lake Winnibigoshish	Cass	MN	A	69.8 ft
Tamarack Bay Lake	Cass	MN	A	69.8 ft
Shawano Lake	Shawano	WI	A	39.5 ft
Sugar Lake	Itasca	MN	B	22 ft
Little Lake Deep	Cook	MN	B	—
South Long Lake	Crow Wing	MN	B	47 ft
Upper Twin Lake	Hubbard	MN	B	12 ft
Fourth Crow Wing Lake	Hubbard	MN	B	10 ft
Third River Flowage Lake	Itasca	MN	B	69.8 ft
Teal Lake Deep	Cook	MN	C	—
Cut Foot Sioux Lake	Itasca	MN	C	—
Lower Twin Lake	Wadena	MN	C	26 ft
Stocking Lake	Wadena	MN	C	22 ft
Bowstring Lake	Itasca	MN	C	32 ft
Lake Winneconne	Winnebago	WI	C	9 ft
Lake Butte des Morts	Winnebago	WI	C	9 ft
Lake Poygan	Winnebago	WI	C	11 ft
Third Crow Wing Lake	Hubbard	MN	C	35 ft
Blackduck Lake	Beltrami	MN	C	28 ft
First Crow Wing Lake	Hubbard	MN	C	15 ft
Blackwater Lake	Itasca	MN	D	72 ft
Robinson Lake	Wabasha	MN	D	—
Little Cut Foot Lake	Itasca	MN	D	20 ft
Knife Lake	Kanabec	MN	F	15 ft
Little Lake Inlet	Cook	MN	F	—
Little Lake Landing	Cook	MN	F	—

Frequently Asked Questions

How many lakes have faucet snail?

Faucet Snail has been documented in 44 lakes — 37 in Minnesota and 7 in Wisconsin.

Does faucet snail affect water quality?

Invasive species can significantly affect lake ecosystems. They may alter nutrient cycling, displace native species, and change water clarity. Lakes with faucet snail should be monitored for changes in water quality over time.