Data Zone
Taxonomic source(s)
Christidis, L. and 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 |
|---|---|---|
| 2024 | 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 | low |
| Land-mass type | Average mass | - |
| Estimate | Data quality | |
|---|---|---|
| Extent of Occurrence (breeding/resident) | 351,000 km2 | medium |
| Severely fragmented? | no | - |
| Estimate | Data quality | Derivation | Year of estimate | |
|---|---|---|---|---|
| Population size | unknown | - | - | - |
| Population trend | decreasing | - | suspected | - |
| Generation length | 2.73 years | - | - | - |
Population justification: The global population size has not been quantified, but the species is described as common (Morcombe 2000). The population is suspected to be in decline owing to ongoing habitat destruction.
Trend justification: The population is suspected to be in decline owing to ongoing habitat destruction.
| Country/Territory | Presence | Origin | Resident | Breeding visitor | Non-breeding visitor | Passage migrant |
|---|---|---|---|---|---|---|
| Australia | extant | native | yes |
| Country/Territory | IBA Name |
|---|---|
| Australia | Araluen-Wungong |
| Australia | Bindoon-Julimar |
| Australia | Coomallo |
| Australia | Fitzgerald River |
| Australia | Gidgegannup |
| Australia | Gillingarra |
| Australia | Jalbarragup |
| Australia | Mundaring-Kalamunda |
| Australia | North Dandalup |
| Australia | Northern Swan Coastal Plain |
| Australia | Stirling Range |
| Australia | The Lakes (Western Australia) |
| Australia | Two Peoples Bay and Mount Manypeaks |
| Habitat (level 1) | Habitat (level 2) | Importance | Occurrence |
|---|---|---|---|
| Forest | Subtropical/Tropical Dry | suitable | resident |
| Forest | Temperate | suitable | resident |
| Savanna | Dry | major | resident |
| Shrubland | Mediterranean-type Shrubby Vegetation | major | resident |
| Shrubland | Subtropical/Tropical Dry | suitable | resident |
| Shrubland | Temperate | suitable | resident |
| Altitude | 0 - 420 m | Occasional altitudinal limits |
| Threat (level 1) | Threat (level 2) | Impact and Stresses | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Climate change & severe weather | Habitat shifting & alteration | Timing | Scope | Severity | Impact | ||||
| Future | Whole (>90%) | Unknown | Unknown | ||||||
|
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Recommended citation
BirdLife International (2024) Species factsheet: Western Spinebill Acanthorhynchus superciliosus. Downloaded from
https://datazone.birdlife.org/species/factsheet/western-spinebill-acanthorhynchus-superciliosus 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.