La Tour du Valat

Institut de recherche pour la conservation des zones humides méditerranéennes

Titre :	Effects of habitat degradation on avian guilds in East African papyrus Cyperus papyrus swamps
Auteurs :	I. M. D. Maclean, Auteur ; M. Hassall, Auteur ; R. Boar, Auteur ; O. Nasirwa, Auteur
Type de document :	Article
Dans :	Bird Conservation International (13(4) DEC 2003)
Article en page(s) :	283-297
Langues:	Anglais
Résumé :	The density and species richness of bird communities in disturbed and undisturbed stands of papyrus Cyperus papyius were compared. Point counts, corrected for different probabilities of detection in different swamps, suggested that the species richness of bird communities in stands of papyrus disturbed by burning, grazing or pollution was higher than in nearby stands that were not disturbed. However, there were fewer species and individuals of highly specialized birds or species characteristic of papyrus, in disturbed stands than in undisturbed swamps. At

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