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The caddisfly larvae, hellgrammite, may fly nymphs, adult riffle beetles, stone fly nymphs and water penny larvae, all sensitive to pollution, were discovered. They scored a water quality rating of 26 out of a possible 30 points.
Melissa Gatewood, a RCHS senior, said, “I didn’t realize how much life is in the water.”
Gilliam explained that biological monitoring has the benefit over chemical testing in that it discloses
See CLASS, Page A8
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