crayfish(redirected from Pinch bug)
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crayfisha decapod crustacean (suborder Macrura) that possesses an elongate body of the CARIDOID FACIES type.
Includes many genera and species, many of them farmed, e.g. Procambarus, Oronectes, Astacus, Pastifastacus spp. Called also freshwater crayfish.
see crayfish (above).
epizootic disease of European crayfish (Astacus astacus) caused by Aphanomyces astaci. Affects also Cherax spp. (American crayfish), Pacifastacus leniusculus.