Located in the eastern part of Dunhua City, 20 km from the city itself. The IBA includes a natural lake and five reservoirs. It is a breeding and staging site for waterbirds, where over 100,000 individual birds are estimated to occur.
Non-bird biodiversity: There are records of Panthera tigris altaia, Panthera pardus, Felis lynx, Lutra lutra, Martes zibellina, Ursus arctos, Selenarctos thibetanus and Cervus nippon, but their numbers have declined in recent years.
BirdLife International (2020) Important Bird Areas factsheet: Dashanzuizi. Downloaded from http://www.birdlife.org on 07/06/2020.