1. Natural England , Nobel House, 17 Smith Square, London SW1P 3JR , United Kingdom
2. IFAS Nature Coast Biological Station, University of Florida , Cedar Key, FL 32625 , United States
3. Institute of Marine Sciences (ICM-CSIC) , Passeig Marítim de la Barceloneta 27–49, 08003 Barcelona , Spain
4. Ecopath International Initiative , Barcelona 08193 , Spain
5. European Marine Board , Jacobsenstraat 1, Oostende 8400 , Belgium
6. Scottish Association for Marine Science, Scottish Marine Institute , Oban PA37 1QA , United Kingdom
7. European Commission, Joint Research Centre , 1, 21027 Ispra VA , Italy
8. Institute for the Oceans and Fisheries, University of British Columbia , Vancouver, BC V6T1Z4 , Canada