Eurasian Watermilfoil (Myriophyllum spicatum)French common name: Myriophille en épi Eurasian watermilfoil prefers shallow water, 1-3 m deep, and can root in up to 10 m of water. (Photo: OFAH) Leaves have 12 or more thread-like segments. Stands begin to die off in the fall and the decaying plants can reduce oxygen levels in the water. … Continue reading Eurasian Watermilfoil