| Institution: | European Bird Census Council &The Royal Society for the Protection of Birds, The Lodge, Sandy, Bedfordshire SG19 2DL, UK; Czech Society for Ornithology, Na Bělidle 34, CZ-150 00 Prague 5, Czech Republic; Statistics Netherlands, PO Box 4000, 2270 JM Voorburg, the Netherlands; Muséum National d'Histoire Naturelle, UMR 5173 MNHN-CNRS, CRBPO, 55 Rue Buffon, 75005 Paris, France; DISAT, University of Milano Bicocca, Piazza della Scienza, 1, I-20126 Milano, Italy; Department of Ecology, Charles University in Prague, Vinicna 7, 128 44 Praha 2, Czech Republic; Museum and Institute of Zoology, Polish Academy of Sciences, Wilcza 64, 00-679 Warszawa, Poland &Polish Society for the Protection of Birds (OTOP), BirdLife Poland, Odrowaza 24, 05-270 Marki K. Warszawy, Poland; BirdLife International, Wellbrook Court, Girton Road, Cambridge CB3 0NA, UK |
