5 Department of Fisheries and Wildlife, Oregon State University, Hatfield Marine Science Center, Newport, Oregon, 97365, USA.
6 British Antarctic Survey NERC, High Cross, Madingley Road, Cambridge, CB30ET, UK.
7 University of Glasgow, Institute of Biodiversity, Animal Health and Comparative Medicine, Graham Kerr Building, Glasgow, G12 8QQ, UK.
8 Sea Mammal Research Unit, Scottish Oceans Institute, University of St Andrews, St Andrews, KY16 8LB, UK.
9 Centre d'Etudes Biologiques de Chizé UMR 7372, CNRS-La Rochelle Université, 79170, Villiers-en-Bois, France.
10 Centre de Synthèse et d'Analyse sur la Biodiversité, Fondation pour la Recherche sur la Biodiversité (CESAB-FRB), Bâtiment Henri Poincaré, Domain du Petit Arbois, 13100, Aix-en-Provence, France.
11 BirdLife International, The David Attenborough Building, Pembroke Street, Cambridge, CB2 3QZ, UK.
12 MARE - Marine and Environmental Sciences Center, ISPA-Instituto Universitário, Lisboa, Portugal.
14 Center for Ecosystem Sentinels, Department of Biology, University of Washington, Seattle, WA, USA.
15 Elephant Seal Research Group, FIQQ1ZZ, Stanley, Falkland Islands.
16 CESAM, Departamento de Biologia Animal, Faculdade de Ciências, Universidade de Lisboa, Portugal.
17 DST/NRF Centre of Excellence at the FitzPatrick Institute of African Ornithology, Department of Zoology, Nelson Mandela University, South Campus, Port Elizabeth, 6031, South Africa.
18 More Energy LTD, Aberdeen, AB14 0RP, UK.
19 Wildlife Research Division, Science and Technology Branch, Environment and Climate Change Canada, Mount Pearl, NL, A1N 4T3, Canada.
20 Department of Animal Ecology & Systematics, Justus Liebig University, Giessen, Germany.
21 Psychology Department, Memorial University of Newfoundland, St John's, NL, A1C 3C9, Canada.
22 Antarctic Research Trust, Stanley, FIQQ 1ZZ, Falkland Islands.
23 School of Biological Science (Zoology), University of Aberdeen, Tillydrone Avenue, Aberdeen, AB24 2TZ, UK.