The Hangzhou Bay Bridge is located in the center of the Hangzhou Bay. Since the bridge has been completed, birds strike events have often occurred, which may impact both traffic and the migration of birds. Bird community surveys were conducted around the Hangzhou-bay Bridge from October 2008 to October 2009, and the covered birds data about the birds migrating during 30 years in the Hangzhou-bay were also analyzed, aim to establish birds baseline information for the local management government. Survey site were selected as the East-West Lake of the north wetland in Haining, the east of Cixi temple of the south wetland and the Sizaopu reservoir in Cixi around Hangzhou Bay Bridge. A total of 163 species 71589 birds were recorded