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Article
Innes M.W. Sim, Auteur ; Mick Green, Auteur ; Graham W. Rebecca, Auteur ; Malcolm D. Burgess, AuteurCapsule The first details of the migration pattern of a male Ring Ouzel Turdus torquatus, fitted with a geolocator on its Scottish breeding grounds, showed that it wintered in the Algerian Atlas Mountains, substantially east of the suspected mai[...]
Article
Innes M. W. Sim, Auteur ; Graham W. Rebecca, Auteur ; Nicholas I. Wilkinson, AuteurCapsule The majority of female Ring Ouzels made two successful breeding attempts in a single season, but triple brooding was much less common.
Article
Steven R. Ewing, Auteur ; Graham W. Rebecca, Auteur ; Alan Heavisides, Auteur ; Ian R. Court, Auteur ; Patrick Lindley, Auteur ; Marc Ruddock, Auteur ; Simon Cohen, Auteur ; Mark A. Eaton, AuteurCapsule The third national Merlin survey estimated a UK population of 1162 breeding pairs (95% CI: 891-1462). Aims To estimate the number of breeding Merlins (with associated 95% confidence intervals) in the UK and the four countries (Scotland, [...]
Article
Colin M. Beale, Auteur ; Ian J. Burfield, Auteur ; Innes M. W. Sim, Auteur ; Graham W. Rebecca, Auteur ; James W. Pearce-Higgins, Auteur ; Murray C. Grant, AuteurClimate change is already affecting biodiversity, but the number of species for which reliable models relate weather and climate to demographic parameters is low. We modelled the effect of temperature and rainfall on the breeding success and ter[...]
Article
Graham W. Rebecca, Auteur ; Brian L. Cosnette, Auteur ; Jim K. Craib, Auteur ; Alistair Duncan, Auteur ; Brian Etheridge, Auteur ; Ian Francis, Auteur ; Jon J. C. Hardey, Auteur ; Alastair Pout, Auteur ; Logan D. Steele, AuteurThe Hen Harrier Circus cyaneus recolonised North-east Scotland in the 1940s and expanded its population and range into the 1990s. Coordinated survey and monitoring during 1980-2014, together with supplementary records, identified 118 discrete br[...]
Article
Innes M. W. Sim, Auteur ; Sonja C. Ludwig, Auteur ; Murray C. Grant, Auteur ; Joanna L. Loughrey, Auteur ; Graham W. Rebecca, Auteur ; Steve Redpath, AuteurRecent studies indicate that variation in juvenile survival may be particularly important in driving avian population dynamics. The quality of habitats available to inexperienced juveniles of migrant species is critical to their survival because[...]
Article
Graham W. Rebecca, AuteurOver 1,000 Merlin Falco columbarius nest records were analysed following a national survey in Britain in 1993-94. The broad-scale principal habitat, altitude and nest-site were assessed in relation to clutch size, successful brood size and produ[...]
