Population information

Nom ordre Anseriformes
Nom famille Anatidae
Nom scientifique Anas bernieri Nom courant Madagascar Teal
Nom population W Madagascar
Aire de reproduction W Madagascar Aire de non-reproduction
Catégorie de la Liste Rouge Endangered
Regions Ramsar Africa
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 20 21 [R268]
WPE 2 1990 1995 500 1,000 [R578]
WPE 3 0 0 1,500 2,500 [R727]
WPE 4 0 0 1,500 2,500 [R727]
WPE 5 0 0 1,500 2,500 [R727]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1980 1990 DEC [R268]
WPE 2 1980 1994 DEC [R578]
WPE 3 1991 2001 DEC [R727]
WPE 4 1991 2001 DEC [R727]
WPE 5 1991 2001 DEC [R727]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 1
WPE 2 1997 8
WPE 3 2002 20
WPE 4 2006 20
WPE 5 2012 20

References

  • R268 - Green, A.J. 1992b. Wildfowl at Risk: 1992. Wildfowl 43: 160-184.
  • 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.
  • R727 - Young, Glyn, in litt., 2002. Durrell Wildlife Madagascar Project.

Notes




Copyright Wetlands International 2012

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