All About Florida Keys Fishing & Key West Fishing
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Blue Crab

Blue crabs are common in all of Florida's coastal waters. In 1860, William Stimpson, a taxonomist
who admired the coloration of these crabs, named the group that includes blue crabs Callinectes,
meaning "beautiful swimmer."

This publication discusses the blue crab, Callinectes sapidus, and includes information on
appearance, including how to distinguish males from females, distribution and habitat,
reproduction, molting, feeding, parasites and diseases, and similar species found in Florida
waters.
(PDF file—186 KB)   
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Source - Fish and Wildlife Research Institute