Population information

Nom ordre Anseriformes
Nom famille Anatidae
Nom scientifique Anser caerulescens Nom courant Snow Goose
Nom population caerulescens, Hudson Bay (bre)
Aire de reproduction W Hudson Bay, Southampton Is, Baffin Is Aire de non-reproduction Gulf of Mexico coast
Catégorie de la Liste Rouge Least Concern
Regions Ramsar North America
Notes

Réseau de conservation

Réseau de conservation Notes
Pas des Réseaux de conservation
Note:

Taille de population

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 0 0 1,938,700 1,938,700 No quality assessment [R17]
WPE 2 0 0 2,218,000 2,218,000 No quality assessment [R657]
WPE 3 0 0 4,760,000 4,760,000 No quality assessment [R372]
WPE 4 0 0 4,760,000 4,760,000 No quality assessment [R372]
WPE 5 2011 2011 3,170,000 3,180,000 Expert opinion [S6482] [R1180]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1986 1990 STA No quality assessment [R17]
WPE 2 1986 1996 INC No quality assessment [R657]
WPE 3 1992 2002 INC No quality assessment [R372]
WPE 4 1992 2002 INC No quality assessment [R372]
WPE 5 2002 2011 INC No quality assessment [R1180]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 20000
WPE 2 1997 20000
WPE 3 2002 20000
WPE 4 2006 20000
WPE 5 2012 31800

References

  • R17 - Arctic Goose Joint Venture. 1991. A prospectus. North American Waterfowl Management Plan. Canada.
  • R657 - U.S. Fish and Wildlife Service and Canadian Wildlife Service. 1996. Waterfowl Population Status 1996. USFWS, Washington DC.
  • R372 - Kerbes, R.H., and Caswell, F. D. 2002. Personal Comunication of Photoinventory survey results.
  • R1180 - U.S. Fish and Wildlife Service. 2011d. Waterfowl population status, 2011. U.S. Department of the Interior, Washington, D.C. USA.
  • R1534 - U.S. Fish and Wildlife Service. 2014. Waterfowl population status, 2014. U.S. Department of the Interior, Washington, D.C. USA.

Notes

  • S6482 - No new data.
  • S8812 - No new data.



Copyright Wetlands International 2012

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