The goal is to slow the spread of invasive species in Wood County and beyond through education and control.
Terrestrial Invasive Species
Emerald Ash Borer (Agrilus planipennis)
Leafy Spurge (Euphorbia esula)
[Field ID Guide]
We keep an updated map of the locations of leafy spurge. Contact us if you would like the map or if you would like to report a sighting of leafy spurge.
Aquatic Invasive Species
Curly-Leaf Pondweed (Potamogeton crispus)
Located in the Cranberry Flowage, Lake Dexter, Nepco Lake, and Lake Wazeecha.
Eurasian Water Milfoil (Myriophyllum spicatum)
[Fact Sheet]
Located in the Biron Flowage, Hemlock Creek, Nepco Lake, Petenwell Lake, Ross Lake, Lake Wazeecha.
Rusty Crayfish (Orconectes rusticus)
[Brochure]
Located in Cranberry Creek, Lake Kaunewinne, Lake Wazeecha, Moccasin Creek, Mosquito Creek, Nepco Lake, Puff Creek, the
Wisconsin Rapids Flowage, and the Yellow River.
Wood County works with Todd Steward and his Pittsville high school students to trap rusty crayfish every spring. See their
[article in Wisconsin Natural Resources Magazine]
Zebra Mussels (Dreissena polymorpha)
Located in Nepco Lake, Petenwell Lake, Lake Wazeecha, parts of the Wisconsin River