Winter site use by Afro-Palearctic migrants in Ghana : site persistence and densities of Willow Warbler, Pied Flycatcher, Melodious Warbler and Common Redstart
Little is known about the variation within and among species of long-distance migrants in behavioural strategies and habitat choice on their non-breeding grounds. We report results from regular ringing operations carried out during the winter seasons 2009–2013 and transect counts in 2013, 2015 and 2016 in the Sudan Savanna Zone in Ghana. The best supported capture–mark–recapture model included spe