Wadden Sea Ecosystem 32: Trends of Breeding Birds in the Wadden Sea 1991-2009

In this progress report the Joint Monitoring Breeding Bird group (JMBB) is presenting trends of 26 breeding bird species in the Wadden Sea for the years 1991-2009. For the first time a summary of trends as indicators for habitats and food choice are presented. Additionally an overview of the population development of 7 rare breeding bird species is given.