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Capture (blue) and aquaculture (green) production of Indo-Pacific swamp crab (Scylla serrata) in thousand tonnes from 1950 to 2022, as reported by the FAO [1]Scylla serrata (often called mud crab or mangrove crab, although both terms are highly ambiguous, and black crab) is an ecologically important species of crab found in the estuaries and mangroves of Africa, Australia, and Asia.
Panopeus herbstii, also known as the black-fingered mud crab, black-clawed mud crab, Atlantic mud crab or sometimes common mud crab, is a species of true crab, belonging to the infraorder Brachyura, and is the largest of the mud crabs. Panopeus herbstii is small, growing to about 4 cm, with black-tipped claws of unequal size.
Xanthidae is a family of crabs known as gorilla crabs, mud crabs, pebble crabs or rubble crabs. [1] ... Xanthidae is still the largest crab family in terms of species ...
The Tasmanian giant crab is one of the largest crabs in the world, reaching a mass of 17.6 kg (39 lb) and a carapace width of up to 46 cm (18 in). [6] Among crabs, only the Japanese spider crab (Macrocheira kaempferi) can weigh more. [5] Male Tasmanian giant crabs reach more than twice the size of females, [7] which do not exceed 7 kg (15 lb). [6]
The crabs human see or eat are usually only six or so inches across their shells. An aerial image taken in the UK captured a massive crab, and is now garnering a lot of attention online.
Dyspanopeus sayi is a species of mud crab that is native to the Atlantic coast of North America. It has also become established outside its native range, living in Swansea Docks since 1960, the Mediterranean Sea since the 1970s, the North Sea since 2007 and the Black Sea since 2010.
This entire group is composed of small crabs, the largest being Afruca tangeri which is slightly over two inches (5 cm) across. Fiddler crabs are found along sea beaches and brackish intertidal mud flats, lagoons, swamps, and various other types of brackish or salt-water wetlands.
Horseshoe crabs are brown, body-armored arthropods with 10 eyes and a long, spiked tail. Their prehistoric appearance belies that they are completely harmless to humans.