Kassidy Vath, center, works with Sean McGuire, of Mahoning County …

Photo by Robert K. Yosay | published: March 31, 2011

Kassidy Vath, center, works with Sean McGuire, of Mahoning County Soil and Water, and Theresanne Garcia, as they search for organisms in the Ax Factory Creek Wednesday. Both girls are in eighth grade at Volney Rogers Middle School.