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Article
Timme Nyegaard, Auteur ; Hans Meltofte, Auteur ; Jesper Tofft, Auteur ; Michael Borch Grell, Auteur
Article
This paper reports on 47 of the rarest and most endangered bird species breeding in Denmark, monitored by the Danish Ornithological Society in 1998. This was the initial season of a project aiming at collecting data on these species each year du[...]
Article
This paper reports on 52 of the rarest and most endangered bird species breeding in Denmark, monitored by the Danish Ornithological Society in the year 2000. The monitoring project was implemented in 1998 and aims at collecting data on these spe[...]
Article
This paper report on 55 rare and endangered birds breeding in Denmark, monitored by the Danish Ornithological Society in the year 2001. The project was implemented in 1998 and aims at collecting data on these species each year during the breedin[...]
Article
Michael Borch Grell, Auteur ; Birgitte Rasmussen, Auteur
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Timme Nyegaard, Auteur ; Michael Borch Grell, AuteurThis paper gives an overview of occurrence and population trends of 39 threatened or rare Danish breeding birds, summarizing the results obtained in 2004 by the working group on the monitoring of threatened and rare breeding birds. The monitorin[...]
Article
Timme Nyegaard, Auteur ; Michael Borch Grell, AuteurThis paper gives an overview of occurrence and population trends of 40 threatened or rare Danish breeding birds, summarizing the results obtained in 2005 by the working group on the monitoring of the threatened and rare breeding birds. The monit[...]
