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 |
---|---|---|
D | D | D1+2 |
Year | Category | Criteria |
---|---|---|
2016 | Critically Endangered | D |
2012 | Critically Endangered | D |
2009 | Critically Endangered | D1 |
2008 | Critically Endangered | |
2004 | Critically Endangered | |
2000 | Critically Endangered | |
1996 | Critically Endangered | |
1994 | Critically Endangered | |
1988 | Threatened |
Migratory status | not a migrant | Forest dependency | High |
Land mass type | Average mass | - |
Estimate | Data quality | |
---|---|---|
Extent of Occurrence breeding/resident (km2) | 180 | medium |
Number of locations | 3 | - |
Fragmentation | - |
Estimate | Data quality | Derivation | Year of estimate | |
---|---|---|---|---|
No. of mature individuals | 1-49 | medium | estimated | 2000 |
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 | 3 | - | - | - |
Largest subpopulations | - | - | - | |
Generation length (yrs) | 5 | - | - | - |
Population justification: Any remaining population is assumed to be tiny (numbering fewer than 50 individuals and mature individuals), with unconfirmed reports since 1995, but no confirmed records since 1987.
Country/Territory | Occurrence status | Presence | Resident | Breeding | Non-breeding | Passage |
---|---|---|---|---|---|---|
USA | N | Possibly Extinct | Yes |
Country/Territory | IBA Name |
---|---|
USA | Alakai Plateau |
USA | Kauai Forests and Uplands |
Habitat (level 1) | Habitat (level 2) | Importance | Occurrence |
---|---|---|---|
Forest | Subtropical/Tropical Moist Montane | major | resident |
Altitude | 800 - 1900 m | Occasional altitudinal limits |
Threat (level 1) | Threat (level 2) | Impact and Stresses | |||||||
---|---|---|---|---|---|---|---|---|---|
Agriculture & aquaculture | Annual & perennial non-timber crops - Small-holder farming | Timing | Scope | Severity | Impact | ||||
Past, Unlikely to Return | Majority (50-90%) | Slow, Significant Declines | Past Impact | ||||||
|
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Biological resource use | Hunting & trapping terrestrial animals - Intentional use (species is the target) | Timing | Scope | Severity | Impact | ||||
Past, Unlikely to Return | Minority (<50%) | Slow, Significant Declines | Past Impact | ||||||
|
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Biological resource use | Logging & wood harvesting - Unintentional effects: (subsistence/small scale) [harvest] | Timing | Scope | Severity | Impact | ||||
Past, Unlikely to Return | Majority (50-90%) | Slow, Significant Declines | Past Impact | ||||||
|
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Climate change & severe weather | Storms & flooding | Timing | Scope | Severity | Impact | ||||
Past, Likely to Return | Minority (<50%) | Rapid Declines | Past Impact | ||||||
|
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Geological events | Volcanoes | Timing | Scope | Severity | Impact | ||||
Past, Likely to Return | Minority (<50%) | Rapid Declines | Past Impact | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Axis axis | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Canis familiaris | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Capra hircus | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Felis catus | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Herpestes javanicus_old | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Miconia calvescens | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Named species | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Plasmodium relictum | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Slow, Significant Declines | Medium Impact: 6 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Rattus rattus | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Sus domesticus | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Invasive non-native/alien species/diseases - Unspecified species | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Negligible declines | Low Impact: 5 | ||||||
|
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Invasive and other problematic species, genes & diseases | Viral/prion-induced diseases - Avipoxvirus | Timing | Scope | Severity | Impact | ||||
Ongoing | Majority (50-90%) | Slow, Significant Declines | Medium Impact: 6 | ||||||
|
Purpose | Primary form used | Life stage used | Source | Scale | Level | Timing |
---|---|---|---|---|---|---|
Food - human | - | - | Non-trivial | Recent | ||
Handicrafts, jewellery, etc. | - | - | Non-trivial | Recent |
Recommended citation
BirdLife International (2021) Species factsheet: Psittirostra psittacea. Downloaded from
http://www.birdlife.org on 19/01/2021.
Recommended citation for factsheets for more than one species: BirdLife International (2021) IUCN Red List for birds. Downloaded from
http://www.birdlife.org on 19/01/2021.