La Tour du Valat

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The seasonal pattern of numbers, population structure and migration of Purple Sandpipers Calidris maritima in Orkney

C. J. Corse, Auteur ; R. W. Summers, Auteur

Dans Ringing & Migration (19(4) Nov., 1999)

There are two populations of Purple Sandpipers in Orkney; 'long-billed' birds, which predominate, and 'short-billed' birds. They arrived mainly during October and November, and departed in April and May from sites on Mainland and South Ronaldsay[...]

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