[1994] Jan/Feb) Monitoring of migratory birds (Eiders) in the Wadden Sea of Lower Saxony in winter 1994

Recording of the eider duck population in the Lower Saxony Wadden Sea in spring 1994. 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). Monitoring of migratory birds (Eiders) in the Wadden Sea of Lower Saxony in spring 1994. The population of migratory birds (Eiders) in Lower Saxony’s Wadden Sea is biyearly determined by aerial flight since 1986. Counts are carried out in July/August during the moult and in January/February and are coordinated with Schleswig-Holstein. The data are part of the trilateral monitoring and assessment program (TMAP).1994年春季下萨克森州瓦登海（Wadden Sea）绒鸭（eider duck）种群观测记录。自1986年起，该区域每年开展两次航空潮汐时段绒鸭种群统计，对应时段分别为换羽期（7月/8月）与越冬期（1月/2月）。此项统计工作与石勒苏益格-荷尔斯泰因州（Schleswig-Holstein）协同开展，相关数据隶属于三边监测与评估计划（Trilateral Monitoring and Assessment Program, TMAP）。 1994年春季下萨克森州瓦登海（Wadden Sea）迁徙鸟类（绒鸭）监测工作。自1986年起，该区域绒鸭种群每半年通过航空飞行完成一次普查，统计时段为7月/8月换羽期与1月/2月，此项工作与石勒苏益格-荷尔斯泰因州（Schleswig-Holstein）协同推进，相关数据纳入三边监测与评估计划（TMAP）。