Population information

Nom ordre Anseriformes
Nom famille Anatidae
Nom scientifique Oxyura jamaicensis Nom courant Ruddy Duck
Nom population jamaicensis
Aire de reproduction West Indies Aire de non-reproduction
Catégorie de la Liste Rouge Least Concern
Regions Ramsar Neotropics
Notes Population discontinued after WPE5 and merged with now redundant rubida population.

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 0 650,000 650,000 No quality assessment [R214]
WPE 2 0 0 680,300 680,300 No quality assessment [R327]
WPE 3 0 0 -1 -1 No quality assessment
WPE 4 0 0 -1 -1 No quality assessment
WPE 5 0 0 -1 -1 No estimate [S7497]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1972 1992 INC No quality assessment [R214]
WPE 2 0 0 Unknown No quality assessment
WPE 3 0 0 Unknown No quality assessment
WPE 4 0 0 Unknown No quality assessment
WPE 5 0 0 Unknown No idea

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 6500
WPE 2 1997 6803
WPE 3 -1 -1 Not Set
WPE 4 -1 -1 Not Set
WPE 5 -1 -1 Not Set

References

  • R214 - Ellis-Joseph, S., Hewston, N. and Green, A. (compilers). 1992. Global Waterfowl Conservation Assessment and Management Plan: First Review Draft. Report by the IUCN Captive Breeding Specialist Group and The Wildfowl and Wetlands Trust. 1992. 77 pp.
  • R327 - Hyslop, C. and Kennedy, J.A. (eds.). 1996. Bird Trends, No. 5. Can. Wildl. Serv. Headquarters.

Notes

  • S7497 - Only new data other than estimate for West Indies of 13,255-16,525 (Birdlife International 2008)a.



Copyright Wetlands International 2012

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