C Rueda-Uribe1, U Lötberg2, S Åkesson3. 1. Department of Biology, Centre for Animal Movement Research, Lund University, Ecology Building, 223 62, Lund, Sweden. cristinaruedauribe@gmail.com. 2. BirdLife Sweden, Stenhusa gård, Lilla Brunneby 106, 386 62, Mörbylånga, Sweden. 3. Department of Biology, Centre for Animal Movement Research, Lund University, Ecology Building, 223 62, Lund, Sweden. susanne.akesson@biol.lu.se.