Taxonomic note
Allenia fusca (del Hoyo and Collar 2016) was previously listed as Margarops fuscus.
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.
Critically Endangered | Endangered | Vulnerable |
---|---|---|
- | - | - |
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 |
Migratory status | not a migrant | Forest dependency | high |
Land-mass type | Average mass | 68 g |
Estimate | Data quality | |
---|---|---|
Extent of Occurrence (breeding/resident) | 83,700 km2 | medium |
Severely fragmented? | no | - |
Estimate | Data quality | Derivation | Year of estimate | |
---|---|---|---|---|
Population size | unknown | - | - | - |
Population trend | unknown | - | - | - |
Generation length | 5.3 years | - | - | - |
Population justification: The global population size has not been quantified, but this species is described as 'common' (Stotz et al. (1996).
Trend justification: The population trend is difficult to determine because of uncertainty over the impacts of habitat modification on population sizes.
Country/Territory | Presence | Origin | Resident | Breeding visitor | Non-breeding visitor | Passage migrant |
---|---|---|---|---|---|---|
Antigua and Barbuda | extant | native | yes | |||
Barbados | possibly extinct | native | yes | |||
Bonaire, Sint Eustatius and Saba (to Netherlands) | extant | native | yes | |||
Dominica | extant | native | yes | |||
Grenada | extant | native | yes | |||
Guadeloupe (to France) | extant | native | yes | |||
Martinique (to France) | extant | native | yes | |||
Montserrat (to UK) | extant | native | yes | |||
St Barthelemy (to France) | extant | native | yes | |||
St Kitts and Nevis | extant | native | yes | |||
St Lucia | extant | native | yes | |||
St Vincent and the Grenadines | extant | native | yes |
Habitat (level 1) | Habitat (level 2) | Importance | Occurrence |
---|---|---|---|
Artificial/Terrestrial | Subtropical/Tropical Heavily Degraded Former Forest | suitable | resident |
Forest | Subtropical/Tropical Dry | suitable | resident |
Forest | Subtropical/Tropical Moist Lowland | major | resident |
Shrubland | Subtropical/Tropical Dry | suitable | resident |
Altitude | 0 - 900 m | Occasional altitudinal limits |
Recommended citation
BirdLife International (2024) Species factsheet: Scaly-breasted Thrasher Allenia fusca. Downloaded from
https://datazone.birdlife.org/species/factsheet/scaly-breasted-thrasher-allenia-fusca on 23/12/2024.
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 23/12/2024.