The large starfish, Coscinasterias calamaria is known to feed on commercially exploited molluscs, including blacklip abalone (Haliotis rubra), mussels (Mytilus edulis) and scallops (Pecten irradians). The study investigated the abundance of the seastar on reefs in Port Phillip Bay, and the extent to...

Squid, octopus and cuttlefish (cephalopods) are known to be an important food source for many marine animals including whales, porpoise, seals, seabirds, tuna, sharks and swordfish. The hard beaks (chitinous mandibles) of these preys are frequently encountered in predator stomachs. Cephalopod beaks...