1. Swiss Ornithological Inst. Sempach Switzerland
2. BioConsult SH GmbH & Co.KG. Husum Germany
3. Cabinet d'Expertise et de recherche en Ecologie Appliquée France
4. Royal Belgian Inst. of Natural Sciences (RBINS) Belgium
5. Cornell Lab of Ornithology, Cornell Univ. USA
6. National Centre for Atmospheric Science, Univ. of Leeds UK
7. Royal Meteorological Inst. of Belgium Belgium
8. Univ. of the Basque Country, UPV/EHU School of Engineering, Applied Mathematics 2‐Basque Meteorology Agency Basque Country Spain
9. Meteorology Area, Energy and Environment Division, Tecnalia R&I Basque Country Spain
10. Dept of Evolutionary and Environmental Biology, Univ. of Haifa Haifa Israel
11. Inst. for Biology and Environmental Science, Carl von Ossietzky Univ. Oldenburg Oldenburg Germany
12. Inst. of Avian Research ‘Vogelwarte Helgoland’, An der Vogelwarte Wilhelmshaven Germany
13. Univ. of the Basque Country Bilbao Spain