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Documents disponibles écrits par cet auteur (14)
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Article
Graham White, Auteur ; Andy Brown, Auteur ; Graham Hirons, Auteur ; Leigh Lock, Auteur ; Simon Wotton, AuteurAction taken since the mid 1990s to prevent the extinction and then bring about the recovery of the UK Eurasian Bittern Botaurus steilaris population might reasonably be regarded as a huge success: there were some 236 booming males in 2023, the [...]
Article
Teresa Frost, Auteur ; Graham Austin, Auteur ; Richard Hearn, Auteur ; Stephen McAvoy, Auteur ; Anna Robinson, Auteur ; David Stroud, Auteur ; Ian Woodward, Auteur ; Simon Wotton, AuteurThis paper provides updated estimates of population size for wintering waterbirds in Great Britain using recent data and new analytical approaches for some species that use smaller inland waterbodies or the non-estuarine coast. These population [...]
Article
Cath Jeffs, Auteur ; Stuart Croft, Auteur ; Andrew Bradbury, Auteur ; Phil Grice, Auteur ; Simon Wotton, AuteurThe latest full survey of breeding Cirl Buntings Emberiza cirlus in the UK, in 2016, recorded an estimated 1,079 territories in 186 occupied tetrads. The UK population is still largely confined to south Devon but there is now a self-sustaining p[...]
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Greg Conway, Auteur ; Simon Wotton, Auteur ; Ian Henderson, Auteur ; Mark Eaton, Auteur ; Allan Drewitt, Auteur ; Jonathan Spencer, AuteurDans Bird Study (56 2009)Capsule There have been marked increases (88%) in the breeding population and breeding range (46%) of Woodlarks in Britain between 1997 and 2006. Aims To provide an accurate assessment of the population and distribution of Woodlarks in Britain a[...]
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Greg Conway, Auteur ; Simon Wotton, Auteur ; Ian Henderson, Auteur ; Rowena Langston, Auteur ; Allan Drewitt, Auteur ; Fred Currie, AuteurCapsule The population of Nightjars in the UK increased by over 36% between 1992 and 2004. Aims To determine the population size and distribution of Nightiars in the UK and examine associations with forestry and heathland habitat features. Metho[...]
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Greg Conway, Auteur ; Simon Wotton, Auteur ; Ian Henderson, Auteur ; Rowena Langston, Auteur ; Allan Drewitt, Auteur ; Fred Currie, AuteurCapsule The population of Nightjars in the UK increased by over 36% between 1992 and 2004. Aims To determine the population size and distribution of Nightiars in the UK and examine associations with forestry and heathland habitat features. Metho[...]
Article
Mark A. Eaton, Auteur ; Andy Brown, Auteur ; Andy Evans, Auteur ; David W. Gibbons, Auteur ; Phil Grice, Auteur ; Leigh Lock, Auteur ; Laurence Rose, Auteur ; Simon Wotton, Auteur ; Richard D. Gregory, AuteurNatural England and the RSPB have collaborated on species-focused conservation projects for several decades. Since 2005, this has been through a formal 'Action for Birds in England' partnership programme. Here, we review the conservation deliver[...]
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Andy Brown, Auteur ; Gillian Gilbert, Auteur ; Simon Wotton, AuteurOnce widespread and even locally numerous across the lowlands of the UK, the Eurasian Bittern Botaurus stellaris had been extirpated by a combination of habitat loss and persecution by the late 1880s. After the species returned, at the start of [...]
Article
Simon Wotton, Auteur ; David W. Gibbons, Auteur ; Michael Dilger, Auteur ; Philip V. Grice, AuteurIn 1996, the first systematic survey of Cetti's Warblers Cettia cetti in the United Kingdom and the Channel Islands located a total of 536-593 singing males at 168 sites in 26 counties across southern Britain and on Jersey. This was the largest [...]
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Simon Wotton, Auteur ; Mark Grantham, Auteur ; Nick Moran, Auteur ; Gillian Gilbert, AuteurBy collating records from a number of sources, primarily via Bird Guides, Bird Track and county bird recorders, it was found that there were a minimum of 600 wintering Eurasian Bitterns Botaurus steads in the
Article
David Monticelli, Auteur ; ALHAJI Siaka, Auteur ; Graeme M. Buchanan, Auteur ; Simon Wotton, Auteur ; Tony Morris, Auteur ; Jim C. Wardill, Auteur ; Jeremy A. Lindsell, AuteurWhite-necked Picathartes Picathartes gymnocephalus is a globally 'Vulnerable' bird endemic to the highly threatened Upper Guinea forests in West Africa. In an environment under a high level of threat, the high breeding site fidelity (or breeding[...]
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Andrew Stanbury, Auteur ; Mary Davies, Auteur ; Phil Grice, Auteur ; Richard Gregory, Auteur ; Simon Wotton, AuteurA survey of breeding Cirl Buntings Emberiza cirlus in the United Kingdom in 2009 recorded an estimated 862 territories (95% confidence limits 785-975), in 136 occupied tetrads. These were confined largely to south Devon, but a small population n[...]
Article
Simon Wotton, Auteur ; Greg Conway, Auteur ; Mark Eaton, Auteur ; Ian Henderson, Auteur ; Phil Grice, AuteurThe fourth full Dartford Warbler Sylvia undata survey in the UK was undertaken in 2006. The species was also surveyed in the Channel Islands. The aim was to achieve full coverage of all the 1-km squares ('core' squares) occupied during the previ[...]
Article
Simon Wotton, Auteur ; Tony Morris, Auteur ; Guy Anderson, Auteur ; Guy Shorrock, Auteur
