Gardarsson, Arnthor; Jónsson, Jón Einar
(Wiley, 2019-03-12)
We studied a metapopulation of great cormorant (Phalacrocorax carbo) in Iceland, using complete aerial censuses of nests in 25 years during 1975–2015. Age composition was estimated in 1998–2014 by ground surveys in September and February. Brood size ...