Starting to see these. Today was the first I've noticed them this year on the mud flats down by the docks. Quite a few but I have seen more down there at one time. May be early yet.
Small fiddler crabs out on the mudflat during low tide. (photos also posted on bowerbird.org.au)
Small crab out feeding on the mudflat during low tide. (photo also posted on bowerbird.org.au)
A fiddler crab, sometimes known as a calling crab, may be any of approximately 100 species of semi-terrestrial marine crabs which make up the genus Uca. As members of the family Ocypodidae, fiddler crabs are most closely related to the ghost crabs of the genus Ocypode. This entire group is composed of small crabs – the largest being slightly over two inches across. Fiddler crabs are found along sea beaches and brackish inter-tidal mud flats, lagoons...