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Portunus pelagicus, also known as the blue crab, blue swimmer crab, blue manna crab and flower crab is a species of large crab found in the Indo-Pacific, including off the coasts Indonesia, [1] Malaysia, [2] Cambodia, [3] Thailand, [4] the Philippines, [5] and Vietnam; [6] and in the intertidal estuaries around most of Australia and east to New Caledonia.
Portunus trituberculatus [5] Portunus pelagicus. Portunus pelagicus (known as flower crabs, blue crabs, blue swimmer crabs, blue manna crabs or sand crabs) is a large crab found in the intertidal estuaries of the Indian and Pacific Oceans (Asian coasts) and the Middle-Eastern coast of the Mediterranean Sea.
Portunus is a genus of crabs which includes several important species for fisheries, such as the blue swimming crab and the Gazami crab. [3] Other species, such as the three-spotted crab are caught as bycatch .
Brown crab (Cancer pagurus), blue crabs (Callinectes sapidus), blue swimming crabs (Portunus pelagicus), and red swimming crabs (Portunus haanii) are among the most commercially available species of crabmeat globally. [citation needed] In some fisheries, crab meat is harvested by declawing of crabs. This is the process whereby one or both claws ...
Blue crab escaping from the net along the Core Banks of North Carolina.. Callinectes sapidus (from the Ancient Greek κάλλος,"beautiful" + nectes, "swimmer", and Latin sapidus, "savory"), the blue crab, Atlantic blue crab, or, regionally, the Maryland blue crab, is a species of crab native to the waters of the western Atlantic Ocean and the Gulf of Mexico, and introduced internationally.
This is a difficult process that takes many hours, and if a crab gets stuck, it will die. After freeing itself from the old shell (now called an exuvia), the crab is extremely soft and hides until its new shell has hardened. While the new shell is still soft, the crab can expand it to make room for future growth. [17]: 78–79
Soft-shelled blue crabs in New Orleans, Louisiana Three soft-shell crabs, ready for preparation, and cooking. Soft-shell crab is a culinary term for crabs that have recently molted their old exoskeleton and are still soft. [1] Soft-shells are removed from the water as soon as they molt or, preferably, just before to prevent any hardening of ...
This allows the crab to exit the old shell. [8] Once outside the old shell the soft new shell will fill with water and the crab will become 15-25% bigger than its original size. [3] During the first few weeks after molting, the crab is very vulnerable due to the softness of its shell; the shell will not fully harden for two months after molting ...