This carapace typically measures around 0.8-1.2 inches (2-3 centimeters) along its width and length and appears reddish-brown or slightly purple in color. Brown mud crabs (scylla olivacea) have carapace width of 15 centimeters and weigh up to 3.3 pounds. Green mud crabs (scylla serrata) have carapace width of 30 centimeters and weigh up to 5.5 pounds. The hairy crab has a fan-shaped carapace that is slightly wider than it is long. Check out our range of fun crab facts for kids. Fun Crab Facts for Kids. Crabs are decapods from the crustacean family. They are found in depths between 6 m and 200 m, but more usually between 6 m and 80 m, with the larger crab occurring offshore. 100 g of brown crab contains 2/3 of the 3 g weekly recommended intake of Omega 3. A carapace is a piece of the exoskeleton that covers the head and central portion of many crabs. Brown crab meat has an even pâté like texture and a rich full flavour. Likewise, flip a blue crab over, and you can spot the sex by taking a look at the crab’s “apron.” The apron is the folded surface of the belly, which comes in three distinct shapes: T-shaped on male abdomens, triangular on young females, and rounded and circular on older females. It has a higher natural fat content, but is also extremely high in Omega-3. It has a fan-shaped body appearance and its hindmost legs are just like paddles.
Read on and enjoy our interesting information about crabs. The color of a mud crab varies from chocolate-brown to spotted green. Brown crab are found over a wide range of substrates, such as sand, gravel and rock. The Brown crab is found all around the Scottish coast, from the shallow sub-littoral into offshore waters to depths exceeding 100 m. It inhabits rocky reefs, mixed coarse grounds and soft sediments (muddy sand) particularly on the offshore grounds. Learn about crabs exoskeleton shells, the biggest crab species, what crabs eat and much more. Crab are predominately caught using baited soft-eye, side-entry pots.

Brown meat is from the body of the crab.