Trends in the Nesting Populations of Herring Gulls (Larus argentatus) and Great Black-backed Gulls (Larus marinus) in Maine, USA, 1977-2013

Autor:	Mittelhauser, Glen H., Allen, R. Bradford, Chalfant, Jordan, Schauffler, Richard P., Welch, Linda J.
Zdroj:	Waterbirds: The International Journal of Waterbird Biology, 2016 Apr 01. 39, 57-67.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/26428195 Zobrazit plný text záznamu