Florent's Guide To The Florida, Bahamas &

Caribbean Reefs

Atlantic Blue Crab
Callinectes sapidus
Atlantic Blue Crab
Also known as: Common Blue Crab, Maryland Blue Crab, Chesapeake Blue Crab
Category: Swimming Crabs
Scientific Name: Callinectes sapidus
Size: 4 to 6 in. (10 to 15 cm)  
Depth: 5-50 ft. (2-15 m)
Distribution: Caribbean, Bahamas, Florida, Gulf of America, Brazil
Arthropoda (Phylum)
└Crustacea (Subphylum)
 └Malacostraca (Class)
  └Eumalacostraca (Subclass)
   └Decapoda (Order)
    └Pleocyemata (Suborder)
     └Brachyura (Infraorder)
      └Portunidae (Family)
       └Portuninae (Subfamily)
        └Callinectes (Genus)

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© 2025 Florent Charpin