IUCN Red List of Threatened Species:  Calocitta formosa

Calocitta formosa

Summary | Distribution | Other Documentation | References | Comprehensive

Taxonomy
Kingdom ANIMALIA
Phylum CHORDATA
Class AVES
Order PASSERIFORMES
Family CORVIDAE
Common Name/s WHITE-THROATED MAGPIE-JAY (E)
Species Authority (Swainson, 1827)
Assessment Information
Red List Category & Criteria LC    ver 3.1 (2001)
Year Assessed 2004
Assessor/s BirdLife International
Evaluator/s Ekstrom, J. & Butchart, S. (BirdLife International Red List Authority)
Justification This species has a large range, with an estimated global extent of occurrence of 290,000 km2. The global population size has not been quantified, but it is believed to be large as the species is described as 'frequent' in at least parts of its range (Stotz et al. 1996). Global population trends have not been quantified, but the species is not believed to approach the thresholds for the population decline criterion of the IUCN Red List (i.e., declining more than 30% in ten years or three generations). For these reasons, the species is evaluated as Least Concern.
History
1988-Lower Risk/least concern (BirdLife International 2004)
1994-Lower Risk/least concern (BirdLife International 2004)
2000-Lower Risk/least concern (BirdLife International 2000)
Distribution
Country Names Costa Rica
El Salvador
Guatemala
Honduras
Mexico
Nicaragua
Summary Documentation
System Terrestrial
Major Habitat/s
(terms)
1.5Forest - Subtropical/Tropical Dry
1.6Forest - Subtropical/Tropical Moist
11.6Subtropical/Tropical Heavily Degraded Former Forest
Detailed Documentation
Range This species has a large range, with an estimated global Extent of Occurrence of 290,000 km2. The global population size has not been quantified, but it is believed to be large as the species is described as 'frequent' in at least parts of its range (Stotz et al. 1996). Global population trends have not been quantified, but the species is not believed to approach the thresholds for the population decline criterion of the IUCN Red List (i.e. declining more than 30% in ten years or three generations). For these reasons, the species is evaluated as Least Concern.
Links to Other Sources
Databases
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Data Sources
Data Sources

Bird Reference Citations. The numbers inserted in the text accounts above (usually in bold) refer to references. For further details on these references, click on the BirdLife International link above to go to the specific species account on the BirdLife web site. In some cases, particularly in the taxonomic notes, the references are cited using the author names. Details for these can be found on the BirdLife International web site at the following two places:
For References from A–L.
For References from M–Z.

BirdLife International. 2000. Threatened Birds of the World. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, U.K.

BirdLife International. 2004 Threatened Birds of the World 2004. CD-ROM. BirdLife International, Cambridge, U.K.


Citation: BirdLife International 2004. Calocitta formosa. In: IUCN 2006. 2006 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 13 March 2007.
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