Max Planck Institute of Animal Behavior Radolfzell 78315 GermanyDepartment of Biology University of Konstanz Konstanz 78457 GermanySchool of Ecology and Nature Conservation Beijing Forestry University Beijing 100083 China;
German Aerospace Center(DLR) Earth Observation Center German Remote Sensing Data Center Wessling 82234 Germany;
ICube-SERTIT University of Strasbourg Strasbourg 67081 France;
Wildlife Science and Conservation Center of Mongolia Ulaanbaatar 14210 Mongolia;
School of Ecology and Nature Conservation Beijing Forestry University Beijing 100083 China;
International Crane Foundation Wisconsin 53913 USA;
Max Planck Institute of Animal Behavior Radolfzell 78315 GermanyDepartment of Biology University of Konstanz Konstanz 78457 Germany;
Poyang Lake; Sentinel-1A; interdisciplinary approach; wetland monitoring; water surface; White-naped cranes;