Early Detection of Invasive Species in the Lake Erie Watershed

Updated: Feb 5

The following article was written by Mary Walsh, Aquatic Ecologist with the Pennsylvania Natural Heritage Program and was originally included in the Spring 2020 edition of the "Tracking Invasive Species with Pennsylvania iMapInvasives" newsletter.


Pictured above: Lake Erie Watershed. Credit: Kierstin Carlson, WPC/PNHP