深圳湾福田湿地水鸟变迁与保护

The protection and dynamics of aquatic birds of Fufian wetlands in Shenzhen Bay

对深圳湾福田湿地水鸟的近10年监测统计结果显示,该湿地水鸟种数趋于减少,2000～2001年冬季比5年前和10年前,分别减少1目、1科、13属、28种和1目、4科、19属、45种。个体数呈现增加趋势,1991～1992年冬季水鸟最高数量为11 051只,2000～2001年冬季为20 467只。1994年和2000年全年水鸟数量动态图形是一致的,1月为数量高峰期,2～4月为数量减少期,5～9月为数量低谷期,10～12月为数量增多期。本文还提出了恢复和改善湿地生态环境的建议。

An investigation on aquatic birds of Futian wetlands in Shenzhen Bay was made in recent 10 years.The results show that the species of aquatic bird tend to decrease.In the winter of 1999～2000,contrasting to the records five years ago,1 Catalogue,1 Family 13 Genera,28 species have disappeared,and 1 Catalogue,4 Family 19 Genera,45 species have disappeared contrasting to the records ten years ago.However the number of individual appears to be increasing.The maximum number of aquatic birds was 1 051 in the winter of 1991～1992,but it was 20 467 in the winter of 2000～2001.The annual dynamics of total number of water birds in 1994 were consistent with that in 2000:maximal in January,tend to decreasing from October to December.By means of analysing the data,some suggestions on recovering and improving the ecological environment of the wetland was made.