Diet Overlap

Macronectes halli (Northern Giant Petrel)
Thalassoica antarctica (Antarctic Petrel)

Common Diet

Chaenocephalus aceratus (Scotian icefish)
Champsocephalus gunnari (Mackerel icefish)
Lepidonotothen squamifrons (Grey rockcod)
Moroteuthopsis longimana (Giant Warty Squid)

Common Habitat

Antipodes Subantarctic Islands tundra
Macquarie Island Nature Reserve
Southern Indian Ocean Islands tundra

Attributes / relations provided by
1Towards the trophic structure of the Bouvet Island marine ecosystem, U. Jacob, T. Brey, I. Fetzer, S. Kaehler, K. Mintenbeck, K. Dunton, K. Beyer, U. Struck , E.A. Pakhomov and W.E. Arntz, Polar Biology, 29 (2). pp. 106-113 (2006)
2del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.