[2017] Eiders in the Wadden Sea of Lower Saxony in summer (moulting) 2017

Recording of the eider duck population in the Lower Saxony Wadden Sea in summer (Mauser) 2017. In the Wadden Sea of Lower Saxony, since 1986, the eider duck stocks have been recorded twice a year during a tide from the aircraft. These are the Mauser (July/August) and wintering stocks (January/February). The counts take place in coordination with Schleswig-Holstein. The data is part of the Trilateral Monitoring and Assessment Program (TMAP).2017年夏季换羽期（Mauser）下萨克森瓦登海（Lower Saxony Wadden Sea）绒鸭（eider duck）种群调查记录。自1986年起，下萨克森瓦登海的绒鸭种群每年会在潮汐时段通过航空调查开展两次种群监测，分别为换羽期（7月/8月，即Mauser）种群与越冬期（1月/2月）种群。本次调查与石勒苏益格-荷尔斯泰因州（Schleswig-Holstein）协同完成。该数据集隶属于三边监测与评估计划（Trilateral Monitoring and Assessment Program, TMAP）。