Taxonomic note
Taxonomic source(s)
Christidis, L. and Boles, W.E. 2008. Systematics and taxonomy of Australian birds. CSIRO Publishing, Collingwood, Australia.
Christidis, L.; Boles, W. E. 2008. Systematics and taxonomy of Australian birds. CSIRO Publishing, Collingwood, Australia.
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 |
---|---|---|
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 | Low |
Land mass type | Average mass | 118 g |
Estimate | Data quality | |
---|---|---|
Extent of Occurrence breeding/resident (km2) | 9,280,000 | medium |
Number of locations | - | |
Fragmentation | - |
Estimate | Data quality | Derivation | Year of estimate | |
---|---|---|---|---|
No. of mature individuals | unknown | not applicable | not applicable | 0 |
Population trend | Unknown | not applicable | - | |
Decline (3 years/1 generation past) | - | - | - | |
Decline (5 years/1 generation past) | - | - | - | |
Decline (10 years/1 generation past) | - | - | - | |
Decline (10 years/3 generation future) | - | - | - | |
Decline (10 years/3 generation past and future) | - | - | - | |
Number of subpopulations | - | - | - | |
Largest subpopulations | - | - | - | |
Generation length (yrs) | 6.3 | - | - | - |
Population justification: The global population size has not been quantified, but the species is described as common (Morcombe 2000).
Trend justification: The trend direction for this population is difficult to determine owing to the positive and negative processes affecting the species (Higgins et al. 2006).
Country/Territory | Occurrence status | Presence | Resident | Breeding | Non-breeding | Passage |
---|---|---|---|---|---|---|
Australia | N | Extant | Yes |
Country/Territory | IBA Name |
---|
Habitat (level 1) | Habitat (level 2) | Importance | Occurrence |
---|---|---|---|
Artificial/Terrestrial | Arable Land | suitable | resident |
Artificial/Terrestrial | Rural Gardens | suitable | resident |
Artificial/Terrestrial | Urban Areas | suitable | resident |
Forest | Subtropical/Tropical Dry | major | resident |
Forest | Subtropical/Tropical Moist Lowland | suitable | resident |
Savanna | Dry | major | resident |
Shrubland | Subtropical/Tropical Dry | major | resident |
Shrubland | Subtropical/Tropical Moist | suitable | resident |
Altitude | Occasional altitudinal limits |
Recommended citation
BirdLife International (2021) Species factsheet: Cracticus nigrogularis. Downloaded from
http://www.birdlife.org on 16/01/2021.
Recommended citation for factsheets for more than one species: BirdLife International (2021) IUCN Red List for birds. Downloaded from
http://www.birdlife.org on 16/01/2021.