【摘要】 报道了山东省聊城境内雀形目鸟类的分布 ,共记录到 1 4科 5 9种。其中留鸟 1 3种 ;其它繁殖鸟 1 5种 ;冬候鸟 9种 ;旅鸟 2 2种。近 1 0年来调查资料显示 ,该区鸟类的物种数及多数种类的数量在不同季节和不同年份呈不稳定分布 :约 60 %的鸟类的数量趋于减少 ;少数种类基本稳定 (三道眉草等 )或呈增长趋势 (灰喜鹊等 )。 [蒙古 ]百灵、文须雀为山东省分布新纪录更多还原

【Abstract】 From 1991 to 2000, 59 Passerine species of 14 families were recorded There were 13 species of residents, 15 of summer migrants, 9 of winter migrants and 22 of passing birds The field study indicated that most of the species and their densities in this area were unstable in different seasons and different years; 60% of the species were getting reduced; few species, such as Emberiza cioides , were almost stable and few species, such as Cyanopica cyans , were getting increased Melanocrypha mongolica and Panurus biarmicus were new bird records in Shandong Province.更多还原