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Jodi Summit TOWER- The East Two River, Tower’s historic entryway into Lake Vermilion, was the focus of this year’s Vermilion Lake Association’s Aquatic Invasive Species (AIS) Field Day. The annual field day is a chance for St. Louis County staffers who have oversight of the county’s AIS prevention efforts and grant awards to see the projects they are funding and get a better understanding of the over 1,500 volunteer hours put in by VLA members on AIS prevention efforts in the past year. The AIS prevention efforts by the lake association are mostly funded by grants from the county. The...

Marshall Helmberger REGIONAL— Researchers from the Natural Resources Research Institute were on Lake Vermilion this week as they work to refine a high-tech testing method that could eventually make the hunt for aquatic invasive species, or AIS, far more efficient and effective. They’re getting logistical help with the project from the Vermilion Lake Association, which has long played a major role in heading off AIS on the lake. “Everything that lives in the lake releases some DNA,” said Josh Dumke, a senior research scientist at the NRRI, which is affiliated with the University of Mi...