Eurasian Water-milfoil is an invasive aquatic plant native to Europe, Asia, and northern Africa. It was introduced to North America in the 19th century, and is now widely distributed throughout the continent.
Eurasian Water-milfoil was first detected in Canada in Lake Erie in 1961. It now inhabits all of the Great Lakes, as well as many inland lakes throughout southern and central Ontario. It can now be found on every continent except Antarctica.
Help Stop the SpreadOntario Invaders Species Account PDF