Wadden Sea Ecosystem 31: Trends of Migratory and Wintering Waterbirds in the Wadden Sea 1987/1988 - 2010/2011

Citation: Blew, J., Günther, K., Hälterlein, B., Kleefstra, R., Laursen,K., Scheiffarth, G. (2013) Trends of Migratory and Wintering Waterbirds in the Wadden Sea 1987/1988 - 2010/2011. Wadden Sea Ecosystem No. 31. Common Wadden Sea Secretariat, Joint Monitoring Group of Migratory Birds in the Wadden Sea, Wilhelmshaven, Germany.