1. Chair in Global Flyway Ecology, Conservation Ecology Group, Groningen Institute for Evolutionary Life Sciences (GELIFES), University of Groningen, Groningen, The Netherlands
2. Centre for African Wetlands, University of Ghana, Accra, Ghana
3. Department of Animal Biology and Conservation Science, University of Ghana, Accra, Ghana
4. Department of Marine Ecology, NIOZ Royal Netherlands Institute for Sea Research, Den Burg, The Netherlands