芦芽山国家级自然保护区普通翠鸟生态习性记述

2008年至2010年,笔者对山西省芦芽山保护区普通翠鸟的生态习性进行了观察。结果表明：普通翠鸟在芦芽山地区为夏候鸟,每年4月上旬迁来,9月下旬迁离,种群密度为0.25只/km.5月初开始营巢,年产卵5枚～7枚。孵化期19 d～20 d,孵化率83.33%.雏鸟晚成性,26 d～28 d方可离巢活动。主要以小鱼、小虾等动物性食物为食。

Ecology Habit of Alcedo atthis in the State Nature Reserve Luyashan in Shanxi

Ecology habit of Alcedo atthis in the Luyashan state nature reserve in Shanxi was observed from 2008 to 2010.The results show that Alcedo atthis has summer-resident habit,which comes earliest to the Nature Reserve on April first,and migrates out on September twenty-ninth.The bird has a population density of 0.25/km.It begins to build their nests in early May,and lays 5-7 eggs per nest.The eggs incubate for 19d-20d,and its hatchability is 83.33%.The young birds are altricial.After 26-28ds,they can leave their nest.They feed chiefly on small fish and shrimp.