Population information

Order name Anseriformes
Family name Anatidae
Scientific name Somateria mollissima Common name Common Eider
Population name mollissima, Britain, Ireland
Breeding range Britain, Ireland Non-breeding range
Red List Category Near Threatened
Ramsar regions Europe
Notes WPE4: The UK SPA Scientific Working Group does not recognise this as a separate population. Separation in 1996 was on recommendation of Seaduck Specialist Group, who recommend this treatment pending further research.

Conservation Framework

Conservation framework Notes
EUBD
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 2 1990 1995 65,000 75,000 [R578]
WPE 1 0 0 -1 -1
WPE 3 0 0 73,000 73,000 [R375]
WPE 4 0 0 73,000 73,000 [R374]
WPE 5 0 0 57,800 57,900 [R1253]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 2 1968 1991 INC [R578]
WPE 1 0 0 Unknown
WPE 3 0 0 Unknown
WPE 4 0 0 Unknown
WPE 5 2000 2010 DEC [R1256]

Population 1% level

Publication Yearset 1 percent Note
WPE 2 1997 700
WPE 1 0 -1
WPE 3 2002 750
WPE 4 2006 750
WPE 5 2012 580

References

  • R578 - Scott, D.A. and Rose, P.M. 1996. Atlas of Anatidae populations in Africa and western Eurasia. Wetlands International Publication No. 41. Wetlands International, Wageningen, NL. 336 pp.
  • R375 - Kershaw, M. and P.A. Cranswick. 2002 in press. Numbers of wildfowl and selected waterbirds wintering in Great Britain. Biological Conservation.
  • R374 - Kershaw, M. and Cranswick, P.A. 2003. Numbers of wintering waterbirds in Great Britain 1994/95-1998/99: I. Wildfowl and selected waterbirds. Biological Conservation 111: 91-104.
  • R1253 - Crowe, O, Austin, G.E., Colhoun, K., Cranswick, P.A., Kershaw, M. and Musgrove, A.J. 2008. Estimates and trends of waterbird numbers wintering in Ireland, 1994/95 to 2003/04. Bird Study 55: 66-77.
  • R1256 - Musgrove, A.J., Austin, G.E., Hearn, R.D., Holt, C.A., Stroud, D.A. and Wotton, S.R.. 2011. Overwinter population estimates of British waterbirds. British Birds 104: 364-397.

Notes




Copyright Wetlands International 2012

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