email a friend
printable version
NT
Yunnan Nuthatch Sitta yunnanensis

IUCN Red List Criteria

Near Threatened (criteria nearly met) A2c+3c+4c;C1+2a(i) 

IUCN Red List history

Year Category
2012 Near Threatened
2008 Near Threatened
2004 Near Threatened
2000 Lower Risk/Near Threatened
1996 Vulnerable
1994 Vulnerable
1988 Threatened

Species attributes

Migratory status altitudinal migrant Forest dependency High
Land mass type continent
Average mass -

Distribution

  Estimate Data quality
Extent of Occurrence breeding/resident (km2) 170,000 medium
Number of locations -
Fragmentation -

Population & trend

  Estimate Data quality Derivation Year of estimate
No. of mature individuals Unknown not applicable Not Applicable 0
Population trend Decreasing poor -
Number of subpopulations - - -
Largest subpopulation - - -
Generation length (yrs) 4 - - -
Population justification: The population size of this species has not been quantified, but it is described as locally common.
Trend justification: A moderate and on-going population decline is suspected to be occurring as a result of habitat degradation and clearance.

Country/Territory distribution

Country/Territory Occurrence status Presence Breeding Non-breeding Passage Resident
China (mainland) Native Extant Yes      

Habitats & altitude

Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Dry major resident
Altitude 2400 - 3400 m Occasional altitudinal limits (min) 1200 m

Threats & impact

Threat (level 1) Threat (level 2) Impact and Stresses
Biological resource use Logging & wood harvesting / Unintentional effects: (large scale) [harvest] Timing Scope Severity Impact
Ongoing Minority (<50%) Slow, Significant Decline Low Impact: 5
Stresses
Ecosystem degradation
Biological resource use Logging & wood harvesting / Unintentional effects: (subsistence/small scale) [harvest] Timing Scope Severity Impact
Ongoing Majority (50-90%) Slow, Significant Decline Medium Impact: 6
Stresses
Ecosystem degradation
Natural system modifications Fire & fire suppression / Increase in fire frequency/intensity Timing Scope Severity Impact
Ongoing Majority (50-90%) Slow, Significant Decline Medium Impact: 6
Stresses
Ecosystem degradation

Recommended citation
BirdLife International (2014) Species factsheet: Sitta yunnanensis. Downloaded from http://www.birdlife.org on 18/09/2014. Recommended citation for factsheets for more than one species: BirdLife International (2014) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 18/09/2014.

This information is based upon, and updates, the information published in BirdLife International (2000) Threatened birds of the world. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife International, BirdLife International (2004) Threatened birds of the world 2004 CD-ROM and BirdLife International (2008) Threatened birds of the world 2008 CD-ROM. These sources provide the information for species accounts for the birds on the IUCN Red List.

To provide new information to update this factsheet or to correct any errors, please email BirdLife

To contribute to discussions on the evaluation of the IUCN Red List status of Globally Threatened Birds, please visit BirdLife's Globally Threatened Bird Forums.

Key facts
Current IUCN Red List category Near Threatened
Family Sittidae (Nuthatches and Wallcreeper)
Species name author Ogilvie-Grant, 1900
Population size Unknown mature individuals
Population trend Decreasing
Distribution size (breeding/resident) 170,000 km2
Country endemic? Yes
Links to further information
- Summary information on this species