La Tour du Valat

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Urban life of an elusive species: population trends, movement patterns, foraging habitats, and prospecting in Mediterranean Gulls (Ichthyaetus melanocephalus) breeding in Hamburg, northern Germany

Stefan Garthe, Auteur ; Karena Haecker, Auteur ; Alexander Mitschke, Auteur ; Volker Dierschke, Auteur ; Philipp Schwemmer, Auteur

Dans Journal of Ornithology (166(3) July, 2025)

The lower River Elbe, including Hamburg, is part of a distribution hotspot for Mediterranean Gulls in northwest Europe. We studied local population trends and foraging behaviours of 13 adult Mediterranean Gulls breeding on a roof top at the edge[...]

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Evidence of biogeographic effects in urban birds of Hamburg, Berlin and Warsaw?

Klaus Witt, Auteur ; Alexander Mitschke, Auteur ; Maciej Luniak, Auteur

Dans Vogelwarte (42(1-2) Juli 2003)

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Long-term population trends of common breeding birds in the city of Hamburg, Northern Germany

Alexander Mitschke, Auteur ; Stefan Garthe, Auteur ; Ronald Mulsow, Auteur

Dans Vogelwelt (Die) (121(2-3) 2000)

Studies of the long-term population development of common breeding birds in the urban environment are scarce. We studied 15 census plots in the city of Hamburg in the 1990s, all of which had been investigated for the first time in the 1960s or 1[...]

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The new monitoring of common breeding birds in the wider countryside of Germany - monitoring sites, field method and preliminary results.

Alexander Mitschke, Auteur ; Christoph Sudfeldt, Auteur ; Holger Heidrich-Riske, Auteur ; Rainer Droeschmeister, Auteur

Dans Vogelwelt (Die) (126(2) 2005)

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[Synopsis of the 2nd report on the state of the birds in Germany - Focus: Birds in urban environments]

Hermann Hoetker, Auteur ; Hans-Guenther Bauer, Auteur ; Martin Flade, Auteur ; Alexander Mitschke, Auteur ; Christoph Sudfeldt, Auteur ; Peter Suedbeck, Auteur

Dans Vogelwelt (Die) (121(5-6) 2000)

This overview of recent bird population developments in Germany is based on information presented in this and the two preceding VOGELWELT issues, the 2nd report on the state of birds in Germany (1st report see VOGELWELT 117: 165-365 (1996)), and[...]

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