La Tour du Valat

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An atlas of wintering birds in the Western Algarve 1986-87

M. Bolton | [S.l.] : A Rocha Portimao | 1987

A Rocha Portimao (PRT) 82p* A Rocha Occasional Publication 1

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Article

Defining marine important bird areas: Testing the foraging radius approach

L. M. Soanes, Auteur ; J. A. Bright, Auteur ; L. P. Angel, Auteur ; J. P. Y. Arnould, Auteur ; M. Bolton, Auteur ; M. Berlincourt, Auteur ; B. Lascelles, Auteur ; E. Owen, Auteur ; B. Simon-Bouhet, Auteur ; J. A. Green, Auteur

Dans Biological Conservation (196 APR 2016)

Recent international initiatives have promoted a number of different approaches to identify marine Important Bird and biodiversity Areas (IBAs), which are important areas for foraging, migrating or over-wintering seabirds. The 'Foraging Radius A[...]

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Moult and ageing of Storm Petrels Hydrobates pelagicus

M. Bolton, Auteur ; R. Thomas, Auteur

Dans Ringing & Migration (20(3) May, 2001)

Current published ageing criteria for Storm Petrels, Hydrobates pelagicus appear to be unreliable, so fledged birds are not aged to a high degree of accuracy, restricting the scope of age-specific studies. Analyses of moult and feather wear were[...]

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