Aggregation of thousands of Spider crabs (Leptomithrax gaimardii) for moulting, South Australia Basin, Australia. Pacific Ocean., ANIMALIA,ANIMAL,WILDLIFE,CRUSTRACEA,CRUSTACEAN,MALACOSTRACA,DECAPODA,DECAPOD,MAJIDAE,TRUE CRAB,BIZARRE,MANY,GROUP,LARGE GROUP,AUSTRALASIA,AUSTRALIA,SOUTH AUSTRALIA,OCEAN,PACIFIC OCEAN,MARINE,UNDERWATER,ANIMAL BEHAVIOUR,TEMPERATE,ARTHROPOD,ARTHROPODS,BEHAVIOUR,SALTWATER,MULTITUDE,MASS,MOULTS,MOULT,MOLTING,INVERTEBRATE,SAFETY IN NUMBERS,LEPTOMITHRAX,LEPTOMITHRAX GAIMARDII,SPIDER CRAB,ANIMALS,DECAPODS,TRUE CRABS,GROUPS,OCEANS,CRUSTACEANS,MULTITUDES,MASSES,INVERTEBRATES,ANIMAL,CRUSTACEAN,DECAPOD,TRUE CRAB,SPIDER CRAB, Pascal Kobeh