has spread across North America. Natural declines of Eurasian watermilfoil in Vermont,
Wisconsin, Minnesota, and Illinois, have been attributed to the milfoil weevil (Euhrychiopsis
lecontei Dietz). A study was conducted in Washington State to (1) determine the weevil''s
developmental performance on Eurasian and northern watermilfoil from lakes in eastern and
western Washington,(2) estimate the weevil''s abundance, and (3) characterize the weevil''s …