Population information

Nom ordre Anseriformes
Nom famille Anhimidae
Nom scientifique Anhima cornuta Nom courant Horned Screamer
Nom population N South America
Aire de reproduction Colombia through Brazil to N Argentina Aire de non-reproduction
Catégorie de la Liste Rouge Least Concern
Regions Ramsar Neotropics
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 25,000 100,000 [R214]
WPE 2 0 0 25,000 100,000 [R214]
WPE 3 0 0 25,000 100,000 [R214]
WPE 4 0 0 25,000 100,000 [R214]
WPE 5 2005 2011 25,000 100,000 Best guess [R1092] [R1141] [R1191]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1972 1992 DEC [R214]
WPE 2 1972 1992 DEC [R214]
WPE 3 1972 1992 DEC [R214]
WPE 4 1972 1992 DEC [R214]
WPE 5 2001 2010 STA Poor [R1092] [R1141] [R1191]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 0 -1
WPE 2 0 -1
WPE 3 2002 1000
WPE 4 2006 1000
WPE 5 2012 1000

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.
  • R1092 - Huanca Llanos, N.E. 2006. Reporte final, Aves Acu?ticas en Bolivia. Asociaci?n Armonia, Santa Cruz de la Sierra (unpublished report to BirdLife International).
  • R1141 - Ottema, O. 2006. Waterbirds in Suriname: Final report. STINASU Foundation for Nature Conservation Suriname, Paramaribo (unpublished report).
  • R1191 - Wetlands International Argentina (compiler). 2012. Unpublished information from the Neotropical Waterbird Census, 1990-2011, including contributions from Colombia (Asociaci?n Calidris in litt.), Paraguay (Guyra Paraguay in litt.), Uruguay (Averaves in litt.) and Venezuela (Uni?n Venezolana de Ornit?logos in litt.).

Notes




Copyright Wetlands International 2012

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