Life of the Hellgrammites: a look into fishflies, dobsonflies and alderflies — EcoSpark
Hellgrammites are fascinating benthic macroinvertebrates that go through a complete metamorphosis, involving the complete four stages of the life cycle; egg, larval, pupal, and adult stage.
hellgrammite
The Species and Life cycles of Corydalus
Life of the Hellgrammites: a look into fishflies, dobsonflies and
Ohio Entomofauna
Bug o'the Week – Fishfly – Again – Riveredge Nature Center
EENY 414/IN987: Eastern Dobsonfly (Adult), Hellgrammite (Larva) Corydalus cornutus (Linnaeus) (Insecta: Megaloptera: Corydalidae: Corydalinae)
Hellgrammites The Dragonfly Woman
Hugewings – The Smaller Majority
Hellgrammite - The State of Water
Insect Identification
Hellgrammites The Dragonfly Woman
The Northeast's Most Alarming Insect - The White River Valley Herald
10 Dobsonfly Interesting Facts (And Their Larvae Too) - What's That Bug?
Insect Identification
Alderflies, Dobsonflies, and Fishflies