Divergence and gene flow in the globally distributed blue-winged ducks

J. T. Nelson and J. L. Peters, Dept of Biological Sciences, Wright State Univ., Dayton, OH, USA. – R. E. Wilson ([email protected]), U. S. Geological Survey, Alaska Science Center, Anchorage, AK, USA. – K. G. McCracken and REW, Inst. of Arctic Biology, Dept of Biology and Wildlife, and Univ. of Alaska Museum, Univ. of Alaska Fairbanks, Fairbanks, AK, USA. KGM also at: Dept of Biology and Dept of Marine Biology and Ecology, Rosenstiel School of Marine and Atmospheric Sciences, Univ. of Miami, Coral Gables, FL, USA. – G. S. Cumming, Percy FitzPatrick Inst., DST/NRF Centre of Excellence, Univ. of Cape Town, Rondebosch, South Africa, and ARC Centre of Excellence in Coral Reef Studies, James Cook Univ., Townsville, QLD, Australia. – L. Joseph, Australian National Wildlife Collection, National Research Collections Australia, CSIRO, Canberra, ACT, Australia. – P.-J. Guay, Inst. for Sustainability and Innovation, College of Engineering and Science, Victoria Univ., Melbourne, VIC, Australia.