Attributes / relations provided by
♦ ¹Spatial and temporal variation in the diet of the gentoo penguin (Pygoscelis papua) at Kerguelen Islands, Amélie Lescroël, Vincent Ridoux and Charles André Bost, Polar Biol (2004) 27: 206–216
♦ ²Towards 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)
♦ ³del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.