Conservation Corner: Dobson Flies and Hellgrammites – Potomac

Maryland Biodiversity Project - Eastern Dobsonfly (Corydalus cornutus)

An Eastern Dobsonfly from Southwestern Pennsylvania - Bugs In The News

Pocono Environmental Education Center - This fearsome beast is a male eastern dobsonfly, Corydalus cornutus. Dobsonflies start their lives in the water, as a macroinvertebrate known as a hellgrammite, a six-legged worm

Dobsonfly (Insects of Ohio) · iNaturalist

Ohio Birds and Biodiversity: Dobsonfly: Bit of a horrorshow, this one

Brazos Bend State Park - Pond Life Fishflies and Dobsonflies

Brazos Bend State Park - Pond Life Fishflies and Dobsonflies

Brazos Bend State Park - Pond Life Fishflies and Dobsonflies

HELLGRAMMITE - a.k.a. Dobson Fly

Maryland Biodiversity Project - Eastern Dobsonfly (Corydalus cornutus)