1. Institut de Recherche pour le Développement, UMR EME-212, Centre de Recherche Halieutique Méditerranéenne et Tropicale, Avenue Jean Monnet, BP 171, 34203 Sète Cedex, France.
2. Scottish Oceans Institute, University of St Andrews, St Andrews KY16 8LB, UK.
3. Ifremer, UMR EME 212, Centre de Recherche Halieutique Méditerranéenne et Tropicale, Avenue Jean Monnet, BP 171, 34203 Sète Cedex, France.
4. Norwegian Institute for Nature Research, Post Office Box 5685 Sluppen, NO-7485 Trondheim, Norway.
5. Branch Oceans and Coasts, Department of Environmental Affairs, Private Bag X2, Rogge Bay 8012, South Africa.
6. College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow G12 8QQ, UK.
7. 10527 A Skyline Drive, Corning, NY 14830, USA.
8. British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 0ET, UK.
9. Baltic Nest Institute, Stockholm Resilience Centre, Stockholm University, SE-106 91 Stockholm, Sweden.
10. Fisheries Centre, Aquatic Ecosystems Research Laboratory (AERL), 2202 Main Mall, The University of British Columbia, Vancouver, BC, Canada V6T 1Z4.
11. U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508, USA.
12. Ecosystem Analysis Section, Ministry of Fisheries and Marine Resources, Lüderitz Marine Research, Post Office Box 394, Lüderitz, Namibia.
13. Animal Demography Unit, Zoology Department, University of Cape Town, Private Bag X3, Rondebosch, Cape Town 7701, South Africa.
14. Marine Research Institute and Zoology Department, University of Cape Town, Private Bag X3, Rondebosch, Cape Town 7701, South Africa.
15. Farallon Institute for Advanced Ecosystem Research, Post Office Box 750756 Petaluma, CA 94952, USA.