Mud crab may refer to any crab that lives in or near mud, such as:

• Scylla serrata

• Scylla tranquebarica

• Scylla paramamosain

• Scylla olivacea

• Members of the family Panopeidae, such as Panopeus herbstii

• Members of the family Xanthidae

• Helice crassa, the tunnelling mud crab

ja:ノコギリガザミ