Bird diversity survey was carried out in Danjiang River watershed on southern slope of Eastern Qinling,which is the important water source area of middle route of SouthNorth Water Transfer Project from 2008 to 2013.Line transect methodology was used for bird species diversity investigation from May to July every year and Line transects were selected based on the elevation and habitat type.Ninety six bird species inhabited in cultivated land (215-650 m),of them Passer rutilans is the dominant species;135 species were found in deciduous forest (650-1200 m) and the dominant species is Parus monticolus;73 species were recorded in deciduous and conifer mixed forest (1200-2200 m) ,and Garrulax elliotii is the dominant one.