Attributes / relations provided by
♦ ¹Niche Partitioning, Distribution And Competition In North Atlantic Beaked Whales, Colin D. MacLeod, A thesis submitted to the School of Biological Sciences for a degree of Doctor of Philosophy at the University of Aberdeen, Aberdeen, UK. January 2005
♦ ²Exploitation of mesoscale oceanographic features by grey-headed albatross Thalassarche chrysostoma in the southern Indian Ocean, D. C. Nel, J. R. E. Lutjeharms, E. A. Pakhomov, I. J. Ansorge, P. G. Ryan, N. T. W. Klages, MARINE ECOLOGY PROGRESS SERIES, Vol. 217: 15–26, 2001