1. South Atlantic Environmental Research Institute Stanley FIQQ1ZZ Falkland Islands
2. Department of Biological Sciences Macquarie University Sydney New South Wales 2109 Australia
3. Department of Environmental Sciences College of Agriculture and Environmental Sciences University of South Africa Pretoria South Africa
4. Joint Nature Conservation Committee Peterborough PE1 1JY United Kingdom
5. Department of Fisheries, Wildlife, and Conservation Sciences Marine Mammal Institute Hatfield Marine Science Center Oregon State University Newport Oregon 97365 USA
6. British Antarctic Survey Cambridge CB3 0ET United Kingdom
7. Institute of Biodiversity, Animal Health and Comparative Medicine University of Glasgow Graham Kerr Building Glasgow G12 8QQ United Kingdom
8. MARE ‐ Marine and Environmental Sciences Center ISPA—Instituto Universitário Lisboa Portugal
9. Center for Ecosystem Sentinels Department of Biology University of Washington Seattle Washington 98195‐1800 USA
10. Elephant Seal Research Group Stanley FIQQ1ZZ Falkland Islands
11. Center for Environmental and Marine Studies Departamento de Biologia Animal Faculdade de Ciências Universidade de Lisboa Lisboa Portugal
12. Department of Animal Ecology & Systematics Justus Liebig University Giessen Germany
13. Antarctic Research Trust Stanley FIQQ 1ZZ Falkland Islands
14. School of Biological Science (Zoology) University of Aberdeen Tillydrone Avenue Aberdeen AB24 2TZ United Kingdom