Monitoring
Weed Watchers
Help protect our lakes by learning to spot invasive species and reporting sightings.
Species ID Guide
Eurasian Watermilfoil (invasive)
Aggressive invasive plant that forms dense mats at the surface.
Tips: Feathery leaves in whorls of 4; reddish stem near the surface.
Northern Watermilfoil (native)
Native look-alike often confused with the invasive variety.
Tips: Fewer leaflet pairs per leaf than Eurasian watermilfoil.