







|
Brazil, M. 2009. Birds of East Asia: eastern China, Taiwan, Korea, Japan, eastern Russia. Christopher Helm, London. Delany, S.; Scott, D. 2006. Waterbird population estimates. Wetlands International, Wageningen, The Netherlands. del Hoyo, J.; Elliot, A.; Sargatal, J. 1992. Handbook of the Birds of the World, vol. 1: Ostrich to Ducks. Lynx Edicions, Barcelona, Spain. Gardarsson, A. 2006. Temporal processes and duck populations: examples from Myvatn. Hydrobiologia 567: 89-100. Gudmundsson, F. 1979. The past status and exploitation of the Myvatn waterfowl populations. Oikos 32((1-2)): 232-249. IUCN. 2012. IUCN Red List of Threatened Species (ver. 2012.1). Available at: http://www.iucnredlist.org. (Accessed: 19 June 2012). Johnsgard, P. A. 1978. Ducks, geese and swans of the World. University of Nebraska Press, Lincoln and London. Kear, J. 2005. Ducks, geese and swans volume 1: general chapters; species accounts (Anhima to Salvadorina). Oxford University Press, Oxford, U.K. Larsen, J. K.; Clausen, P. 2002. Potential wind park impacts on Whooper Swans in winter: The risk of collision. In: Rees, E. C.; Earnst, S. L.; Coulson, J. (ed.), Proceedings of the 4th International Swan Symposium, pp. 327-330. Waterbird Society. Madge, S.; Burn, H. 1988. Wildfowl. Christopher Helm, London. Ma, M.; Cai, D. 2002. Threats to Whooper Swans in Xinjiang, China. In: Rees, E. C.; Earnst, S. L.; Coulson, J. (ed.), Proceedings of the 4th International Swan Symposium, pp. 331-333. Waterbird Society. Melville, D. S.; Shortridge, K. F. 2006. Migratory waterbirds and avian influenza in the East Asian-Australasian Flyway with particular reference to the 2003-2004 H5N1 outbreak. In: Boere, G.; Galbraith, C., Stroud, D. (ed.), Waterbirds around the world, pp. 432-438. The Stationary Office, Edinburgh, UK. Nikolaeva, N. G.; Spiridonov, V. A.; Krasnov, Y. V. 2006. Existing and proposed marine protected areas and their relevance for seabird conservation: a case study in the Barents Sea region. In: Boere, G.; Galbraith, C., Stroud, D. (ed.), Waterbirds around the world, pp. 743-749. The Stationary Office, Edinburgh, UK. Scott, D. A.; Rose, P. M. 1996. Atlas of Anatidae populations in Africa and western Eurasia. Wetlands International, Wageningen, Netherlands. Snow, D. W.; Perrins, C. M. 1998. The Birds of the Western Palearctic vol. 1: Non-Passerines. Oxford University Press, Oxford. Spray, C. J.; Milne, H. 1988. The incidence of lead poisoning among whooper and mute swans Cygnus cygnus and C. olor in Scotland. Biological Conservation 44: 265-281. |
| Citation: | BirdLife International 2012. Cygnus cygnus. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 18 June 2013. |
| Disclaimer: | To make use of this information, please check the <Terms of Use>. |
| Feedback: | If you see any errors or have any questions or suggestions on what is shown on this page, please fill in the feedback form so that we can correct or extend the information provided |