Signal Crayfish

AT A GLANCECommon Name: Signal CrayfishScientific Name: Pacifastacus leniusculusCategory: InvertebratesSubcategory: CrustaceansSize: Total body length 12 to 16 cm (4.7 to 6.3 in); record specimens up to 20 cm (7.9 in)Weight: 60 to 120 g (2.1 to 4.2 oz)Lifespan: 6 to...

Noble Crayfish

OverviewThe Noble Crayfish (Astacus astacus), celebrated for centuries across continental Europe as the premier culinary delicacy of midsummer crayfish festivals, is a large, freshwater decapod crustacean native to the clean streams, rivers, and glacial lakes of...