Population information

Nom ordre Anseriformes
Nom famille Anatidae
Nom scientifique Cereopsis novaehollandiae Nom courant Cape Barren Goose
Nom population grisea
Aire de reproduction Recherche Island Archipelago and adjacent mainland, SW Australia Aire de non-reproduction
Catégorie de la Liste Rouge Least Concern
Regions Ramsar Oceania
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 0 250 500 [R115]
WPE 2 0 0 250 500 [R115]
WPE 3 1999 1999 650 650 [R249]
WPE 4 1999 1999 650 650 [R249]
WPE 5 2009 2009 975 975 Expert opinion [S7059] [R1076]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1980 1990 DEC [R115]
WPE 2 1980 1990 DEC [R115]
WPE 3 1991 1993 STA [R249]
WPE 4 1991 1993 STA [R249]
WPE 5 2000 2009 STA Reasonable [R1076]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 4
WPE 2 1997 4
WPE 3 2002 7
WPE 4 2006 7
WPE 5 2012 10

References

  • R115 - Callaghan, D.A. and Green, A.J. 1993. Wildfowl at risk, 1993. Wildfowl 44: 149-169.
  • R249 - Garnett, S.T. and Crowley, G.M. 2000. The Action Plan for Australian Birds 2000. Environment Australia, Canberra.
  • R1076 - Garnett, S.T., Szabo, J.K. and Dutson, G. 2010. The Action Plan for Australian Birds 2010. CSIRO Publishing, Melbourne.

Notes

  • S7059 - Estimate based on number of mature individuals (Trolliet and Girard (2004): medium reliability) x1.5.



Copyright Wetlands International 2012

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