Mud crab

Other namesMangrove crab
Scientific nameScylla serrata
Size limits on takesMinimum size 15cm
Possession limits on takes
  • possession limit 10
  • (females are protected and must be immediately returned unharmed to the water)
  • vary from dark olive-brown to greenish-blue and blue-black
  • patterns of lighter coloured dots cover the walking legs
  • nine similar sized spines each side of their eyes
  • hind legs are flattened for swimming
  • very robust claws
  • large crabs with a smooth, broad carapace
  • can be found along the entire Queensland coast in sheltered estuaries, tidal flats and rivers lined with mangroves
  • inhabit tropical to warm temperate waters from Exmouth Gulf in Western Australia to the Bega River in New South Wales
  • usually found in shallow water but berried females occur well offshore
  • favour a soft muddy bottom, often below tide level