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Crayfishes of Alabama
A comprehensive assessment of the 99 known species of crayfishes inhabiting the state of Alabama Crayfishes are common organisms in many freshwater habitats. They are usually the largest invertebrates and often represent the greatest amount of invertebrate biomass in their environments. Identified as a keystone species in many ecological communities, aquatic biologists are fond of saying they eat everything, and everything eats them. Crayfishessometimes called crawfishes, crawdads, mudbugs, ditchbugs, yabbies, and flusskrebsare taxonomically and ecologically a diverse group of aquatic crustaceans. There are more than 600 known species worldwide and North America alone is home to more than 400. As home to 99 documented species, Alabama is a global hotspot for crayfish diversity. Read more