Conservation Corner: Dobson Flies and Hellgrammites – Potomac

Early July home and garden insect highlights - MSU Extension

Brazos Bend State Park - Pond Life Fishflies and Dobsonflies

Maryland Biodiversity Project - Eastern Dobsonfly (Corydalus cornutus)

EENY 414/IN987: Eastern Dobsonfly (Adult), Hellgrammite (Larva) Corydalus cornutus (Linnaeus) (Insecta: Megaloptera: Corydalidae: Corydalinae)

eastern dobsonfly Roads End Naturalist

Eastern Dobsonfly Missouri Department of Conservation

Conservation Corner: Dobson Flies and Hellgrammites – Potomac Valley Fly Fishers

Eastern Dobsonfly Missouri Department of Conservation

Eastern Dobsonfly Larva (Hellgrammite) Mountain Lake Biological Station, U.Va.

Insect Identification