Compared with the data from Calidris alpina in September 1986, the contents of heavy metals in the breeding areas of these waders decreased in the last decade, es-pacially Pb.

• 比较1986年9月黑腹滨鹬Calidris alpina的重金属富集量发现；亚太鹬类迁徙路线上的滨鹬繁殖地的环境重金属含量有所下降；尤其是铅.