| Titre : | Dansk Ornitologisk Forenings Tidsskrift 102(3) - 2008 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
David Boertmann, Auteur ;
Stinne Aastrup, Auteur
A pair of Tengmalm's Owl Aegolius funereus bred in a conifer plantation in Jutland in 2007. The nest was placed in an old nest hole of Black Woodpecker Dryocopus martius, 10 m up in a big fir (planted in 1897). The first egg was estimated to hav[...]
Article
Kent Olsen, Auteur ;
Henrik Haaning Nielsen, Auteur ;
Ole Amstrup, Auteur
Article
A long-term study of Sparrowhawks Accipiter nisus in northern Jutland, Denmark, was conducted during 1977-1997. Recoveries of 401 nestlings ringed during the project - 188 males, 183 females - were analysed. The pattern and probability of recove[...]
Article
A survey of the Danish population of Eider Somateria mollissima in 2000-2002 showed that numbers remained virtually unchanged compared with a similar survey during 1988-1993, at about 25 000 nesting females.
