Sharp-tailed Ibis (Cercibis oxycerca) | Details

Sharp-tailed Ibis Cercibis oxycerca

Current view: Data table and detailed info

Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
del Hoyo, J.; Collar, N. J.; Christie, D. A.; Elliott, A.; Fishpool, L. D. C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Barcelona, Spain and Cambridge UK: Lynx Edicions and BirdLife International.
SACC. 2006. A classification of the bird species of South America. Available at: https://www.museum.lsu.edu/~Remsen/SACCBaseline.htm.
SACC. 2006. A classification of the bird species of South America. Available at: https://www.museum.lsu.edu/~Remsen/SACCBaseline.htm.

IUCN Red List criteria met and history

Red List criteria met

Critically Endangered	Endangered	Vulnerable
-	-	-

Red List history

Year	Category	Criteria
2016	Least Concern
2012	Least Concern
2009	Least Concern
2008	Least Concern
2004	Least Concern
2000	Lower Risk/Least Concern
1994	Lower Risk/Least Concern
1988	Lower Risk/Least Concern

Species attributes

Migratory status	not a migrant	Forest dependency	does not normally occur in forest
Land-mass type		Average mass	-

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	903,000 km²	medium
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	6700-17000 mature individuals	poor	estimated	2009
Population trend	stable	-	suspected	-
Generation length	9.6 years	-	-	-

Population justification: The population is estimated to number 10,000-25,000 individuals, roughly equating to 6,700-17,000 mature individuals.

Trend justification: The overall population trend is stable, although some populations have unknown trends (Wetlands International 2006).

Country/territory distribution

Country/Territory	Presence	Origin	Resident	Breeding visitor
Brazil	extant	native	yes
Colombia	extant	native	yes
Guyana	extant	native	yes
Suriname	extant	native		yes
Venezuela	extant	native	yes

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Grassland	Subtropical/Tropical Seasonally Wet/Flooded	major	resident
Altitude	0 - 500 m	Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Sharp-tailed Ibis Cercibis oxycerca. Downloaded from https://datazone.birdlife.org/species/factsheet/sharp-tailed-ibis-cercibis-oxycerca on 22/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org/species/search on 22/12/2024.