【摘要】 1997年以来,在黑龙江省黑河市嫩江县共记录到鸟类250种,隶属于17目53科;其中,有非雀形目鸟类121种(占48.4%),雀形目鸟类129种(51.6%)。在区系成分方面,有古北界鸟类28种(11.2%),东洋界鸟类3种(1.2%),广布种219种(87.6%)。在居留型方面,有夏候鸟174种(69.6%),冬候鸟14种(5.6%),留鸟30种(12.0%),旅鸟25种(10.0%),迷鸟7种(2.8%)。嫩江县鸟类以常见种为主,有185种,占总数的74.0%;优势种为17种,占总数的6.8%;稀有种为30种,占总数的12.0%;偶见种为18种,占总数的7.2%;有国家Ⅰ级重点保护鸟类有7种,国家Ⅱ级重点保护鸟类36种。更多还原

【Abstract】 Nenjiang county is located between Greater and Lesser Khingan Mountains to Songnen Plain. The area of county territory is 15 109 km2. Thereinto, the wetlands cover an area of 1 220 km2, counting for 8.1%of the overall county territory. The wetlands provide multiple habitats for various bird species to inhabit. The250 species of birds from 17 orders and 53 families have been recorded since 1997, which consists of 121 species of non-passerine birds(48.4%), 129 species of passerines(51.6%). According to faunas, there were 28 species of palearctic birds(11.2%), 3 species of oriental birds(1.2%), and 219 species of cosmopolitan birds(87.6%). According to residents, there were 174 species of summer migrants(69.6%), 14 species of winter migrants(5.6%), 30 species of resident birds(12.0%), 25 species of passing migrants(10.0%), and 7 species ofvagrants(2.8%). Main birds in Nenjiang were common species. There were 185 common species, constitute74.0% of the total number; 17 dominant species, constitute 6.8% of the total number; 30 rarespecies, constitute 12.0% of the total number; 18 strangerspecies, constitute 7.2% of the total number. Among all the bird species recorded, 7 species there were listed as state key protected wildlife grade I, 36 species were listed as state key protected wildlife grade II.更多还原