Researchers can learn a lot about a river’s health by the condition of the creatures living in it—especially insects. The group Friends of the Rouge counts certain kinds of bugs found in the Rouge River every spring, and needs volunteers to help with this year’s survey. Sally Petrella manages the volunteer monitoring program for Friends of the Rouge. She tells me WDET’s Pat Batcheller that mayflies, dragonflies, and stoneflies are good indicators of water quality.
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