blue crayfish
procambarus alleni latin

The Electric blue crayfish is a species of freshwater crayfish endemic to Florida.

It is widely sold in the aquarium trade under a variety of names, including the blue crayfish or electric blue crayfish.

The unique Lamington Spiny Crayfish colours has evolved with white in New South Wales valleys and blue crayfish in Queensland's section of the range.

Cherax quadricarinatus (known by several common names, including Australian red claw crayfish, Queensland red claw, redclaw, tropical blue crayfish, freshwater blueclaw crayfish) is an Australian freshwater crayfish.