白头鹤在升金湖越冬习性初步观察

The vunior observation of the Grusmenachas sherginlLake in anhui procince

安徽升金湖是白头鹤 ( Grusm onacha)主要越冬地之一 ,每年越冬数量 30 0— 40 0只 ,最高年份可达 46 2只 ( 1994年 )。每年 10月下旬至 11月初迁抵越冬 ,翌年 4月初北迁 ,越冬期14 5天左右。白头鹤越冬期以家族或由家族组成群体 ,休息、觅食。

Shengjin Lake in Anhui Province is one of the main places for the Grusmonachas past winters.There are 300-400 Grusmonachas in uinter every year and the top of the amount of grumonachas is 462 in 1994.They reach Shengjin Lake during 10 to 11 for winter, and in the following April they leave the lake for the North. They stay there for 145 days. In winter the grus monachas in the form of race to rest. find food and look after their youth and so on.