Attributes / relations provided by
♦ ¹CephBase - Cephalopod (Octopus, Squid, Cuttlefish and Nautilus) Database
♦ ²Geographical variation in the diet of the Antarctic fur seal Arctocephalus gazella, R. Casaux, A. Baroni, F. Arrighetti, A. Ramón, A. Carlini, Polar Biol (2003) 26: 753–758
♦ ³The evolution of neutrally buoyant notothenioid fishes: Their specializations and potential interactions in the Antarctic marine food web, J.T. Eastman, Antarctic Nutrient Cycles and Food Webs, Springer-Verlag 1985