LC
Eurasian Blue Tit Cyanistes caeruleus



Taxonomy

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.

IUCN Red List criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2016 Least Concern
Species attributes

Migratory status not a migrant Forest dependency low
Land-mass type Average mass -
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 16,600,000 km2
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown - - -
Population trend increasing - estimated -
Generation length 4.4 years - - -

Trend justification: The population is estimated to be increasing following recorded range expansions (del Hoyo et al. 2007). In Europe, trends between 1980 and 2013 show that populations have undergone a moderate increase (EBCC 2015).


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Albania extant native yes
Andorra extant native yes
Armenia extant native yes
Austria extant native yes
Azerbaijan extant native yes
Belarus extant native yes
Belgium extant native yes
Bosnia and Herzegovina extant native yes
Bulgaria extant native yes yes
Croatia extant native yes
Czechia extant native yes
Denmark extant native yes yes
Estonia extant native yes
Finland extant native yes yes
France extant native yes
Georgia extant native yes
Germany extant native yes yes
Gibraltar (to UK) extant native yes
Greece extant native yes
Hungary extant native yes
Iran, Islamic Republic of extant native yes
Iraq extant native yes
Ireland extant native yes
Italy extant native yes
Jordan extant native yes
Kazakhstan extant native yes
Latvia extant native yes
Lebanon extant native yes
Liechtenstein extant native yes
Lithuania extant native yes
Luxembourg extant native yes
Malta extant vagrant
Moldova extant native yes
Montenegro extant native yes
Netherlands extant native yes
North Macedonia extant native yes
Norway extant native yes
Poland extant native yes
Portugal extant native yes
Romania extant native yes
Russia extant native yes
Russia (Central Asian) extant native yes
Russia (European) extant native yes
Serbia extant native yes
Slovakia extant native yes
Slovenia extant native yes
Spain extant native yes
Sweden extant native yes
Switzerland extant native yes
Syria extant native yes
Türkiye extant native yes
Ukraine extant native yes
United Kingdom extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Russia (European) Zhigulevski Nature Reserve
Ukraine Samars'kyj forest
Bulgaria Central Balkan

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Arable Land suitable breeding
Artificial/Terrestrial Arable Land suitable non-breeding
Artificial/Terrestrial Rural Gardens suitable breeding
Artificial/Terrestrial Rural Gardens suitable non-breeding
Artificial/Terrestrial Urban Areas suitable breeding
Artificial/Terrestrial Urban Areas suitable non-breeding
Desert Hot suitable breeding
Desert Hot suitable non-breeding
Forest Subtropical/Tropical Moist Montane suitable breeding
Forest Subtropical/Tropical Moist Montane suitable non-breeding
Forest Temperate major breeding
Forest Temperate major non-breeding
Shrubland Mediterranean-type Shrubby Vegetation suitable breeding
Shrubland Mediterranean-type Shrubby Vegetation suitable non-breeding
Shrubland Subtropical/Tropical High Altitude suitable breeding
Shrubland Subtropical/Tropical High Altitude suitable non-breeding
Shrubland Temperate suitable breeding
Shrubland Temperate suitable non-breeding
Altitude 0 - 3500 m Occasional altitudinal limits  

Utilisation
Purpose Primary form used Life stage used Source Scale Level Timing
Pets/display animals, horticulture - - international non-trivial recent

Recommended citation
BirdLife International (2024) Species factsheet: Cyanistes caeruleus. Downloaded from https://datazone.birdlife.org/species/factsheet/eurasian-blue-tit-cyanistes-caeruleus on 01/03/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org on 01/03/2024.