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Documents disponibles écrits par cet auteur (4)
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Article
Fabian Anger, Auteur ; Nils Anthes, Auteur ; Henri A. Thomassen, Auteur ; Marc I. Forschler, AuteurHabitat fragmentation can contribute to population declines in farmland birds when increased isolation between sub-populations limits local connectivity, re-colonization of abandoned habitat and between-year recruitment. To check for such signat[...]
Article
Fabian Anger, Auteur ; Marc I. Forschler, Auteur ; Nils Anthes, AuteurMost farmland birds experience strong declines across Europe. These declines are typically associated with agricultural intensification but research on alternative local causes remains scarce. We investigated variation in reproductive success as[...]
Article
Nils Anthes, AuteurIn August and December 1997 a synchronized census of roosting communities of the Carrion Crow took place on several locations in the district of Ludwigsburg, southwestern Germany (687 km2). This is the first comparable census in South Germany fo[...]
Article
Christoph Sudfeldt, Auteur ; Nils Anthes, Auteur ; Johannes Wahl, AuteurAfter explaining current changes in organisation and structure of the German waterbird census, this paper presents some exemplary results of the German census program of migrating and wintering waterfowl, such as the midwinter distributions and [...]
