Population information

Nom ordre Anseriformes
Nom famille Anatidae
Nom scientifique Anser albifrons Nom courant Greater White-fronted Goose
Nom population gambelli
Aire de reproduction Alaskan Taiga Aire de non-reproduction California, USA
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 8,000 8,000 No quality assessment [R115]
WPE 2 0 0 8,000 8,000 No quality assessment [R115]
WPE 3 0 0 5,100 5,100 No quality assessment [R504]
WPE 4 0 0 5,100 5,100 No quality assessment [R504]
WPE 5 0 0 -1 -1 No estimate

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1980 1990 INC No quality assessment [R115]
WPE 2 1980 1990 INC No quality assessment [R115]
WPE 3 1980 1990 INC No quality assessment [R115]
WPE 4 1980 1990 INC No quality assessment [R115]
WPE 5 0 0 Unknown No idea

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 80
WPE 2 1997 80
WPE 3 2002 50
WPE 4 2006 50
WPE 5 -1 -1 Not Set

References

  • R115 - Callaghan, D.A. and Green, A.J. 1993. Wildfowl at risk, 1993. Wildfowl 44: 149-169.
  • R504 - Orthmeyer, D.L., J.Y. Takekawa, C. R. Ely, J.L. Yee, T.R. Rothe, and M. St.Louis. 2002. Estimating the population Size of the Tule Greater White-fronted Goose (ANSER ALBIFRONS GAMBELI): A comparison of three estimation techniques. in review.

Notes




Copyright Wetlands International 2012

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