Attributes / relations provided by
♦ ¹THE DIET AND FORAGING BEHAVIOUR OF TWO PATAGONIAN CORMORANTS, G.E. PUNTA, J.R.C. SARAVIA & P.M. YORIO, Marine Ornithology 21, 1993, pp. 27-36
♦ ²CephBase - Cephalopod (Octopus, Squid, Cuttlefish and Nautilus) Database
♦ ³Hector’s dolphin diet: The species, sizes and relative importance of prey eaten by Cephalorhynchus hectori, investigated using stomach content analysis, ELANOR MILLER, CHRIS LALAS, STEVE DAWSON, HILTRUN RATZ, ELISABETH SLOOTEN, Marine Mammal Science 2012