Attributes / relations provided by
♦ ¹Feeding ecology of sympatric European shags Phalacrocorax aristotelis and great cormorants P. carbo in Iceland, Kristjan Lilliendahl, Jon Solmundsson, Marine Biology (2006) 149: 979–990
♦ ²Seasonal distribution of white-beaked dolphins (Lagenorhynchus albirostris) in UK waters with new information on diet and habitat use, Sarah J. Canning, M. Begoña Santos, Robert J. Reid, Peter G.H. Evans, Richard C. Sabin, Nick Bailey and Graham J. Pierce, Journal of the Marine Biological Association of the United Kingdom, 2008, 88(6), 1159–1166