Organism - Caddisfly


Source: Gerry Lemmo, northernwoodlandsorg
Source: Gerry Lemmo,

The Caddisfly is a type of insect native to North America. It spends most of its larval stages in freshwater. They are occasionally found along the Bronx River. They are incredibly sensitive to pollution, which is why scientists often use them as indicator species for ecological health surveys.


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