Auflistung nach Autor "Kondratyev, Alexander"
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Year-round movements of Long-tailed Ducks Clangula hyemalis from Kolguev Island, Barents Sea
Quillfeldt, Petra; Morkunas, Julius; Kruckenberg, Helmut; Kondratyev, Alexander; Loshchagina, Julia; Aarvak, Tomas; Øien, Ingar Jostein; Bellebaum, Jochen; Glazov, Petr (2022) -
Year-round spatiotemporal distribution pattern of a threatened sea duck species breeding on Kolguev Island, south-eastern Barents Sea
Karwinkel, Thiemo; Pollet, Ingrid L.; Vardeh, Sandra; Kruckenberg, Helmut; Glazov, Petr; Loshchagina, Julia; Kondratyev, Alexander; Merkel, Benjamin; Bellebaum, Jochen; Quillfeldt, Petra (2020-05-25)Background: The long-tailed duck (Clangula hyemalis) was categorized as ´Vulnerable` by the IUCN after a study revealed a rapid wintering population decline of 65% between 1992–1993 and 2007–2009 in the Baltic Sea. As ...