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Article
Anthony Caravaggi, Auteur ; Richard J. Cuthbert, Auteur ; Peter G. Ryan, Auteur ; John Cooper, Auteur ; Alexander L. Bond, AuteurInvasive species are the main threat to island biodiversity; seabirds are particularly vulnerable and are one of the most threatened groups of birds. Gough Island, a UNESCO World Heritage Site in the South Atlantic Ocean, is an Important Bird an[...]
Article
Richard A. Phillips, Auteur ; John Cooper, Auteur ; Theresa M. Burg, AuteurGiven the rarity of hybridization in seabirds, which presumably relates to their very high philopatry, the degree of breeding-site vagrancy should correspond with the incidence of mixed-species pairing, although not necessarily with the producti[...]
Article
Ross M. Wanless, Auteur ; Penny Fisher, Auteur ; John Cooper, Auteur ; John Parkes, Auteur ; Peter G. Ryan, Auteur ; Martin Slabber, AuteurPredation by introduced house mice Mus musculus on islands is one cause of decline in native birds and has deleterious impacts on other ecological aspects. Eradication of rats (Rattus spp.) from islands of up to > 10 000 ha has been achieved, bu[...]
Article
Ross M. Wanless, Auteur ; Peter G. Ryan, Auteur ; Res Altwegg, Auteur ; Andrea Angel, Auteur ; John Cooper, Auteur ; Richard Cuthbert, Auteur ; Geoff M. Hilton, AuteurThe IUCN recently uplisted the Tristan albatross (Diomedea dabbenena) to Critically Endangered. Here we present new data indicating negative population trends on Gough Island arising from low adult survival (similar to 91%, ascribed to accidenta[...]
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Article
Richard Cuthbert, Auteur ; John Cooper, Auteur ; Marie-Helene Burle, Auteur ; Conrad J. Glass, Auteur ; James P. Glass, Auteur ; Simon Glass, Auteur ; Trevor Glass, Auteur ; Geoff M. Hilton, Auteur ; Erica S. Sommer, Auteur ; Ross M. Wanless, Auteur ; Peter G. Ryan, AuteurPopulations of the recently split Northern Rockhopper Penguin Eudyptes moseleyi are restricted to Tristan da Cunha and Gough Island in the South Atlantic, and Amsterdam and St Paul in the Indian Ocean. The majority of the population is in the At[...]
Article
Ross M. Wanless, Auteur ; John Cooper, Auteur ; Martin J. Slabber, Auteur ; Peter G. Ryan, AuteurContext. Aerial application of poison bait pellets is an established and widely used method for removing invasive rodents and restoring insular ecological processes. However, the non-target effects of saturation poisoning require very careful co[...]
