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

The Joint Monitoring of Migratory Birds (JMMB) Group presents 24- and 10-year trends on 34 migratory bird species based on trilateral count data until 2010/2011.

[Translate to english:] Cover report

Trends are shown for the international Wadden Sea, The Netherlands, Niedersachsen, Schleswig-Holstein, and Denmark.

See table with trends.

The complete WADDEN SEA ECOSYSTEM No. 31. Progress Report Trends of Migratory and Wintering Waterbirds in the Wadden Sea 1987/1988 - 2010/2011 is available for download.