Roosevelt Cooper, right, holds a crayfish, while Holly Burnett-Hanley, coordinator ...

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

Roosevelt Cooper, right, holds a crayfish, while Holly Burnett-Hanley, coordinator of Mahoning River Education Project at Youngstown State University, shows a broken appendage on the creature. Roosevelt was one of many seventh-and eighth-graders in honors science at Volney Rogers Middle School who spent part of the school day Wednesday testing the water quality and analyzing insect life in the stream.