白鹤
The WCASN was formally launched on 18 March 2007 in Kazakhstan, in a special signing ceremony held during the Sixth Meeting of Signatories to the MoU. It is the first step towards developing a more comprehensive site network for migratory waterbirds under a wider framework proposed within the Central Asian Flyway (CAF) Initiative under CMS. WCASN focuses on conservation efforts on sites of international importance for the Siberian crane along its west and central Asian flyways and its goal is to ensure the conservation of the species through recognition an appropriate management of a network of internationally important sites.