how fast do mud crabs grow
The megalopa later moults into a stage one crab. Stage one crabs are only about 4 mm wide, but frequent moults mean that they grow very quickly. It is thought that wild mud crabs grow to around 10 cm in width in about a year and become sexual mature in about two years.The typical life span of a mud crab is thought to be three to four years.he megalopa later moults into a stage one crab. Stage one crabs are only about 4 mm wide, but frequent moults mean that they grow very quickly. It is thought that wild mud crabs grow to around 10 cm in width in about a year and become sexual mature in about two years.