Complement of Zhejiang Bird Checklist in the Past Twenty Years

Studies were made on literatures, watching records and investigation report of bird in Zhejiang province from the January 1st 2001 to May 31th 2021. 32 species were found new records in the province. They were belonging to 2 families of 8 orders, among them, 20 species of Passeriformes occupied 62.5% of the total new records. Prunellidae is new record of family in Zhejiang. Descriptions were implemented on details of discovery, identification characters and distribution of the new records.