Garden Emerald (Chlorostilbon assimilis) - BirdLife species factsheet

Garden Emerald Chlorostilbon assimilis

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. Volume 1: Non-passerines. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.

IUCN Red List criteria met and history

Red List criteria met

Critically Endangered	Endangered	Vulnerable
-	-	-

Red List history

Year	Category	Criteria
2021	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	medium
Land-mass type		Average mass	-

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	126,000 km²	medium
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	50000-499999 mature individuals	poor	suspected	2019
Population trend	stable	-	suspected	-
Generation length	2.08 years	-	-	-

Population justification: The global population is estimated to number 50,000-499,999 mature individuals (Partners in Flight 2019). The species is described as 'common' (Stotz et al. 1996).

Trend justification: The population is thought to be stable (Partners in Flight 2019).

Country/territory distribution

Country/Territory	Presence	Origin	Resident	Breeding visitor	Non-breeding visitor	Passage migrant
Costa Rica	extant	native	yes
Panama	extant	native	yes

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name
Costa Rica	Fila Costeña
Costa Rica	Los Santos, La Amistad Pacífico
Costa Rica	Sierpe Wetlands and Osa Peninsula
Panama	El Chorogo-Palo Blanco
Panama	Quebrada Mellicita-Charco Azul
Panama	San San Pond Sak Wetlands

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Artificial/Terrestrial	Subtropical/Tropical Heavily Degraded Former Forest	suitable	resident
Forest	Subtropical/Tropical Moist Lowland	major	resident
Altitude	0 - 800 m	Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Garden Emerald Chlorostilbon assimilis. Downloaded from https://datazone.birdlife.org/species/factsheet/garden-emerald-chlorostilbon-assimilis on 23/11/2024.
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 23/11/2024.