species 20,546 observations
Eastern Dobsonfly
Corydalus cornutus
Field notes
The eastern dobsonfly, Corydalus cornutus, is a large insect in the Corydalidae family. The larvae are known as hellgrammites and are among the top invertebrate predators in the streams in which they live, and are used by anglers as bait.
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1
native plants
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Range
Greener is more native, amber more introduced; paler is less certain. How this was decided