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The Everglades crayfish [2] (Procambarus alleni), sometimes called the Florida crayfish, the blue crayfish, the electric blue crayfish, or the sapphire crayfish, is a species of freshwater crayfish endemic to Florida in the United States.
Electric blue crayfish (Procambarus alleni) Electric blue gecko (Lygodactylus williamsi) Electric blue tarantula (Chilobrachys natanicharum) Sciaenochromis, a genus of haplochromine cichlid fish whose males are electric blue, including: Electric blue hap (Sciaenochromis ahli) Electric blue kande (Sciaenochromis psammophilu)
Color variations are common in crayfish, particularly blue, red, or orange. Everglades or Florida crayfish sometimes have blue patterns, and captive-bred individuals are often a vibrant blue.
The blue crayfish is Procambarus alleni, of which an electric blue morph is common in aquaria. Blue crayfish may also refer to: Cherax quadricarinatus - tropical blue crayfish, or blue lobster, also common in aquaria; Cambarus monongalensis - Blue or Mononghela crayfish; Euastacus sulcatus - Blue or Lamington crayfish, from Australia
Blue lobster may refer to either: Procambarus alleni, a blue crayfish commonly called a blue lobster; Cherax quadricarinatus, another blue crayfish, common in aquaria; Homarus gammarus, the European or common lobster, which is blue while alive (but becomes red when cooked) A mutated form of the American lobster
The crayfish Procambarus clarkii and the crab Chasmagnathus granulatus learn to associate an electric shock with a light turning on, or with the occupancy of the light compartment of the aquarium, respectively. They quickly learn to respond to these associations by walking to a safe area in which the shock is not delivered (crayfish) or by ...
The crayfish can grow up to 2 pounds in less than a year. Their size and rapid reproduction rate allow them to outcompete native species, possibly overtaking food sources and disrupting local ...
The Tasmanian giant freshwater crayfish (Astacopsis gouldi), also called Tasmanian giant freshwater lobster, is the largest freshwater invertebrate and the largest freshwater crayfish species in the world. The species is only found in the rivers below 400 metres (1,300 ft) above sea level in northern Tasmania, an island-state of Australia.