Fig. 2From: Does genetic structure reflect differences in non-breeding movements? A case study in small, highly mobile seabirdsOverlap in winter (non-breeding distributions) of Atlantic and Indian Ocean populations, based on monthly 95% kernels, obtained using geolocators in austral winters 2010–2013. Upper panel: blue petrels Halobaena caerulea, lower panel: thin-billed prions Pachyptila belcheri Back to article page