European Frog-bit is an invasive aquatic species. DEP staff recently teamed up with Pennsylvania Department of Conservation and Natural Resources, Pennsylvania Sea Grant, Crawford County Conservation District, and Mercer County Conservation District to help remove the plant from Pymatuning Reservoir. Volunteers spent hours wading through the water, pulling out an estimated ton of Frog-bit! “The great thing that is going on with invasive species management in Pennsylvania is that there is a state