La Tour du Valat

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What to do if the garbage runs out? 25-Year trend of gulls (Laridae) wintering in the Ruhr region

Jochen Bellebaum, Auteur ; Andreas Buchheim, Auteur ; Joerg Nowakowski, Auteur ; Michael Sell, Auteur

Dans Vogelwelt (Die) (121(2-3) 2000)

Since c. 1968 large numbers of gulls winter in the Ruhr district, a highly industrialized urban landscape, where gulls forage mainly on refuse dumps. While refuse production rose, January numbers of Herring Gulls exceeded 8,000 in 1989 - 1995. A[...]

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