Greater Flowerpiercer (Diglossa major) - BirdLife species factsheet

Greater Flowerpiercer Diglossa major

Current view: Data table and detailed info

Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.
SACC. 2005 and updates. 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
2018	Least Concern
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	low
Land-mass type		Average mass	22 g

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	40,800 km²	medium
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	unknown	-	-	-
Population trend	decreasing	-	suspected	-
Generation length	3.7 years	-	-	-

Population justification: The global population size has not been quantified, but this species is described as 'fairly common but patchily distributed' (Stotz et al. 1996).

Trend justification: The population is suspected to be in decline owing to ongoing habitat destruction.

Country/territory distribution

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

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name
Venezuela	Monumento Natural Tepui Roraima
Venezuela	Parque Nacional Canaima

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Forest	Subtropical/Tropical Moist Montane	suitable	resident
Grassland	Subtropical/Tropical High Altitude	suitable	resident
Shrubland	Subtropical/Tropical High Altitude	suitable	resident
Altitude	1300 - 2800 m	Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Greater Flowerpiercer Diglossa major. Downloaded from https://datazone.birdlife.org/species/factsheet/greater-flowerpiercer-diglossa-major on 22/11/2024.
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 22/11/2024.