1. Department of Arctic Ecology Norwegian Institute for Nature Research (NINA) Tromso Norway
2. School of Biology University of St Andrews St Andrews UK
3. Department of Coastal Systems, NIOZ Royal Netherlands Institute for Sea Research and Utrecht University Den Burg The Netherlands
4. BirdLife Norway Trondheim Norway
5. Wildfowl and Wetlands Trust Caerlaverock UK
6. Arctic Centre University of Groningen Groningen The Netherlands