Next time you arrive at your cottage, camp or favorite fishing spot and the car’s grille is bristling with wings and other insect body parts, its windshield greased with bug guts, you should be happy. Those insects develop underwater, and they are an indication that the water quality thereabouts is very good. And that you should bring paper towels and glass cleaner next time.
Flying fish excepted, it seems odd to call an airborne creature aquatic. But these insects spend the vast majority of their lives in an aquatic life stage called a naiad, or nymph. They breathe through gills that, while well-developed, are readily damaged by sediment and other kinds of water pollution. » Continue Reading.