Détail de la référence

NR

Ergebnisse der Haselhuhnbestandserfassung im Landkreis Regen 2007 (ohne Nationalpark Bayerischer Wald) / Results of a Questioning Census of Hazel Grouse in the county of Regen 2007 (without the National Park ‘Bavarian Forest’)

Auteur : Hofmeister (Manfred)


Année de publication : 2009
Publication : Ornithologischer Anzeiger
Volume : 48
Pagination : 88-91


Résumé :

In 2007, the occupants of hunting preserves in the district of Regen were asked to complete a questionnaire concerning the status of Hazel Grouse (Bonasa bonasia) and any changes to this status. The results of this questionnaire are presented here. From most localities, a marked decrease or complete disappearance of the species was reported. Suspected causes were deterioration of habitat and the increase of predators, especially fox and wild pig