Population information

Order name Anseriformes
Family name Anatidae
Scientific name Cygnus cygnus Common name Whooper Swan
Population name Iceland/UK & Ireland
Breeding range Iceland Non-breeding range Iceland, UK, Ireland
Red List Category Least Concern
Ramsar regions Europe
Notes Sometimes ascribed to "islandicus".

Conservation Framework

Conservation framework Notes
AEWA
EUBD
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 0 0 17,000 17,000 [R456]
WPE 3 0 0 20,900 20,900 [R152]
WPE 4 0 0 20,900 20,900 [R154]
WPE 2 0 0 16,000 16,000 [R151]
WPE 5 1995 2005 26,500 26,500 Census based [R914]
CSR 4 2000 2000 20,900 20,900 Census based
CSR 5 1995 2005 26,500 26,500 Census based [R914]
CSR 6 2010 2010 29,200 29,300 Census based [R1338]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1967 1986 INC [R456]
WPE 3 1990 2000 INC [R152]
WPE 4 1995 2000 INC [R154]
WPE 2 0 0 Unknown
WPE 5 1997 2007 INC Good [T5309] [R888]
CSR 4 2000 2000 INC Good
CSR 5 1997 2007 INC Good [T2127] [R888]
CSR 6 2000 2010 INC Good [T6237] [R1338]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 150
WPE 3 2002 210
WPE 4 2006 210
WPE 2 1997 160
WPE 5 2012 270
CSR 4 0 -1
CSR 5 0 -1
CSR 6 0 -1

References

  • R456 - Monval, J-Y. and Pirot, J-Y. 1989. Results of the IWRB International Waterfowl Census 1967-1986. IWRB Spec. Publ. No. 8. Slimbridge, UK.
  • R152 - Cranswick, P.A., K. Colhoun, O. Einarsson, J. G. McElwaine, A.Gardarsson, M. S. Pollitt and E. C. Rees. in press. 2002. The Status and Distribution of the Icelandic Whooper Swan Population: Results of the International Whooper Swan Census 2000. Waterbirds 2
  • R154 - Cranswick, PA, K Colhoun, O Einarsson, JG McElwaine, A Gardarsson, MS Pollitt and EC Rees. 2002. Numbers of Whooper Swans in Iceland, Ireland and Britain in January 2000: results of the international Whooper Swan census. In: Rees, EC, SL Earnst and JC Coulson
  • R151 - Cranswick, P.A., Bowler, J.M., Delany, S.N., Einarsson, O. Gardarsson, A., McElwaine, G., Merne, O.J., Rees, E.C. and Wells, J.H. (in press). Numbers of Whooper swans Cygnus cygnus in Iceland, Ireland and Britain in January 1995: results of the International Waterbird Census
  • R914 - Worden, J, PA Cranswick, O Crowe, G McElwaine, and EC Rees. 2006. Numbers and distribution of Bewick?s Swan Cygnus columbianus bewickii wintering in Britain and Ireland: results of the International Censuses, January 1995, 2000 and 2005. Wildfowl 56:3-22.
  • R888 - Wetlands International, 2012. Results of trend analysis undertaken for CSR5 2012, presented in Annex 4. http://www.unep-aewa.org/meetings/en/mop/mop5_docs/pdf/mop5_14_csr5.pdf
  • R1338 - Hall, C et al. 2012. Population size and breeding success of Icelandic Whooper Swans Cygnus cygnus: results of the 2010 international census. Wildfowl, [S.l.], p. 73-96. ISSN 2052-6458. URL: http://wildfowl.wwt.org.uk/index.php/wildfowl/article/view/1328. Date accessed: 24 Jul. 2014.
  • R1562 - Hall, C., Crowe, O., McElwaine, G., Einarsson, Ó., Calbrade, N., & Rees, E. C. (2016). Population size and breeding success of the Icelandic Whooper Swan Cygnus cygnus: results of the 2015 international census. Wildfowl, 66(66), 75-97.

Notes

  • T5309 - Wetlands International 2012. Trend 1987-2007: +2.5% p.a. ? Increase.
  • T2127 - 898. Trend 1987-2007: +2.5% p.a. – Increase.
  • T6237 - Continued increase since 1995. See details in Hall et al. 2012.
  • T6875 - Continued increase since 1995.



Copyright Wetlands International 2012

Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on