Blue crab may refer to:
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Blue Crab 11, an American sailboat design
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Callinectes sapidus
''Callinectes sapidus'' (from the Ancient Greek ,"beautiful" + , "swimmer", and Latin , "savory"), the blue crab, Atlantic blue crab, or regionally as the Chesapeake blue crab, is a species of crab native to the waters of the western Atlantic O ...
'' – Chesapeake or Atlantic blue crab of the West Atlantic, introduced elsewhere
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Cardisoma guanhumi
''Cardisoma guanhumi'', also known as the blue land crab, is a species of land crab found in tropical and subtopical estuaries and other maritime areas of land along the Atlantic coast of the Americas from Brazil and Colombia, through the Ca ...
'' – blue land crab of the West Atlantic
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Discoplax celeste'' – blue land crab of Christmas Island
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Paralithodes platypus'' – blue king crab of the North Pacific
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Portunus pelagicus
''Portunus pelagicus'', also known as the flower crab, blue crab, blue swimmer crab, blue manna crab or sand crab, ''rajungan'' in Indonesian, and ''alimasag'' in Tagalog, Kapampangan, and Pangasinan, is a large crab found in the intertidal estua ...
'' – blue swimmer crab of Australia and Southwest Pacific
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Portunus segnis'' - an Atlantic species, was recently recorded in Tunisian waters, where it is invasive
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Portunus trituberculatus
''Portunus trituberculatus'', the ''gazami'' crab, South Korea's blue crab or horse crab, is the most widely fished species of crab in the world. It is found off the coasts of East Asia and is closely related to '' Portunus armatus''.
Fishery
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'' – Japanese blue crab of the Northwest Pacific
{{Animal common name