Invasive Species Found in Lake Menomin News | May 1, 2024 | 0 | by Morgan McCarthy An invasive species affecting lake populations is found in Western Wisconsin. The state Department of Natural Resources says zebra mussels were found in Lake Menomin in Menomonie. The mussels can reduce plankton, algae, and fish populations. The department is asking that anglers keep their boats and equipment clean and drain all water to prevent spreading the invasion. The DNR says boat ramps are being monitored.