1. Department of Biological Sciences Macquarie University Sydney NSW Australia
2. Icelandic Seal Centre Hvammstangi Iceland
3. South Atlantic Environmental Research Institute Stanley Falkland Islands
4. Department of Fisheries and Wildlife Hatfield Marine Science Center Oregon State University Newport OR USA
5. Department of Ecology & Evolutionary Biology University of California Santa Cruz CA USA
6. School of Biological Science (Zoology) University of Aberdeen Aberdeen UK
7. British Antarctic Survey NERC Cambridge UK