Fig. 4From: Genetic differentiation in an endangered and strongly philopatric, migrant shorebirdLocations of the sampled populations (in blue) of the Baltic Southern Dunlin (Calidris alpina schinzii) and Dunlin (C. a. alpina) with sample sizes (N) and the non-sampled (in red) breeding distribution of the Baltic Dunlin [18]. The breeding distribution was drawn according to [18] and Rönkä et al. (unpublished data). See text and [18] for details on the current distributionBack to article page