Orconectes obscurus

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Orconectes obscurus
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Crustacea
Class: Malacostraca
Order: Decapoda
Family: Cambaridae
Genus: Orconectes
Species: O. obscurus
Binomial name
Orconectes obscurus
(Hagen, 1870)

The Allegheny crayfish, Orconectes obscurus, is a stream-dwelling species of crayfish in the family Cambaridae found in Southeastern Ontario and the Northeastern United States.[1]


Juvenile crayfish attached to a female's abdomen
Mating behavior in Allegheny crayfish
Tagged crayfish
  1. ^ James W. Fetzner, Jr. (January 14, 2008). "Orconectes (Crockerinus) obscurus (Hagen, 1870)". Crayfish Taxon Browser. Carnegie Museum of Natural History.