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 -
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 16,600,000
Number of locations -
Fragmentation -
Population and trend
Estimate Data quality Derivation Year of estimate
No. of mature individuals 0
Population trend Increasing estimated -
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) 4.4 - - -

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 Occurrence status Presence Resident Breeding Non-breeding Passage
Albania N Extant Yes
Andorra N Extant Yes
Armenia N Extant Yes
Austria N Extant Yes
Azerbaijan N Extant Yes
Belarus N Extant Yes
Belgium N Extant Yes
Bosnia and Herzegovina N Extant Yes
Bulgaria N Extant Yes Yes
Croatia N Extant Yes
Czechia N Extant Yes
Denmark N Extant Yes Yes
Estonia N Extant Yes
Finland N Extant Yes Yes
France N Extant Yes
Georgia N Extant Yes
Germany N Extant Yes Yes
Gibraltar (to UK) N Extant Yes
Greece N Extant Yes
Hungary N Extant Yes
Iran, Islamic Republic of N Extant Yes
Iraq N Extant Yes
Ireland N Extant Yes
Italy N Extant Yes
Jordan N Extant Yes
Kazakhstan N Extant Yes
Latvia N Extant Yes
Lebanon N Extant Yes
Liechtenstein N Extant Yes
Lithuania N Extant Yes
Luxembourg N Extant Yes
Malta V Extant
Moldova N Extant Yes
Montenegro N Extant Yes
Netherlands N Extant Yes
North Macedonia N Extant Yes
Norway N Extant Yes
Poland N Extant Yes
Portugal N Extant Yes
Romania N Extant Yes
Russia N Extant Yes
Russia (Central Asian) N Extant Yes
Russia (European) N Extant Yes
Serbia N Extant Yes
Slovakia N Extant Yes
Slovenia N Extant Yes
Spain N Extant Yes
Sweden N Extant Yes
Switzerland N Extant Yes
Syria N Extant Yes
Turkey N Extant Yes
Ukraine N Extant Yes
United Kingdom N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Serbia Vršačke Planine
Serbia Obedska bara
Serbia Zlot gorge--Dubasnica
Belarus Biarezinski zapaviednik
Belarus Haradzienskaja Svislač
Belarus Al'manskija baloty
Bulgaria Atanasovsko Lake
Bulgaria Central Balkan
Bulgaria Western Balkan
Bulgaria Kresna Gorge
Bulgaria Ponor
Bulgaria Provadiysko-Royaksko plateau
Romania Rodnei Mountains
Romania Cârja - Maţa - Rădeanu - Roşcani
Romania Rarău Mountains - Giumalău
Slovenia Kočevsko
Slovenia River Drava
Poland Pisz forest
Greece National Park of Dadia - Lefkimi - Soufli forest
Greece Lake Ismarida (Mitrikou)
Greece Porto Lagos, lake Vistonida and coastal lagoons
Greece Filiouri valley and eastern Rodopi mountains
Greece Kompsatos valley
Greece Nestos delta and coastal lagoons
Greece Nestos gorge
Greece Mount Menoikio
Greece Lake Kerkini
Greece Mount Beles (Kerkini)
Greece Mount Pangaio
Greece Artzan reservoir
Greece Mount Krousia (Mavrovouni and Dysoro)
Greece Mount Cholomontas
Greece Mount Itamos
Greece Mount Athos and surrounding marine area
Greece Tzena and Pinovo mountains
Greece Mount Voras (Kaïmaktsalan)
Greece Lake Agras
Greece Prespa National Park and Varnountas mountains
Greece Lakes Cheimaditis and Zazari
Greece Lake Kastoria
Greece Mount Vourinos
Greece Mount Kerketio (Koziakas)
Greece Kato Olympos, Tempi gorge and mount Ossa
Greece Mount Mavrovouni, Larisa
Greece Athamanika mountains (Tzoumerka)
Greece Mesolongi and Aitoliko lagoons, Acheloos delta and Evinos estuary
Greece Mount Gkiona
Greece Mount Othrys
Greece Mount Kantili
Greece Mountains of central Evvoia
Greece Mount Ochi and surrounding marine area
Greece Barbas and Klokos mountains and Selinountas gorge
Greece Lake Stymfalia
Greece Mount Taygetos
Greece Southern Mani, mount Sangias and cape Tainaro
Greece Evrotas delta
Greece East Lakonia mountains
Greece Mount Koutroulis, Mount Agios Dikaios and Modia plateau, Crete
Greece Lefka Ori mountains, Crete
Greece Lake Kourna, Almyros delta and Georgioupolis coast, Crete
Greece Mount Idi, Crete
Greece Mount Asterousia (Kofinas), Crete
Greece Mount Dikti, Crete
Greece Thrypti and Orno mountains, Crete
Greece Islands and islets of northern Sporades and northwestern coast of Alonnisos
Greece Kalloni Gulf, Lesvos
Greece Thasos island and Xironisi islet
Greece Nisyros island and surrounding islets
Greece Mount Kryoneritis, Crete
Greece Mounts Agia Dynati and Kokkini Rachi, Kefalonia
Greece Mount Falakro
Greece Agios Efstratios island
Greece Paramythia mountains
Greece Tsamanta, Filiata, Farmakovouni and Megali Rachi mountains
Greece Southwestern Lesvos and Petrified forest
Greece Mount Olympos and pine forest of central Lesvos
Greece Mount Lepetymnos, Lesvos, and surrounding marine area
Greece Gera gulf, Ntipi and Charamida marshes, Lesvos
Greece Valtou mountains
Greece South forest complex of Evros prefecture
Greece Dadia - Dereio - Aisymi forest
Finland Puurijärvi-Isosuo wetlands
Finland Rauma and Luvia archipelagos
Finland Koskeljärvi, Vaaljärvi and Pitkäjärvi lakes
Finland Hanko western archipelago
Finland Tammisaari and Inkoo western archipelago
Finland Porvoonjoki Delta
Finland Kirkon-Vilkkiläntura Bay
Finland Itäinen Suomenlahti National Park
Finland Siikalahti bay and Sammallampi lake
Finland Hollola wetlands
Finland Linnansaari
Finland Talaskangas
Finland Päätyeenlahti bay
Finland Patvinsuo National Park
Finland Outokumpu wetlands
Finland Rummelö-Harrbodan
Finland Ahmasjärvi lake
Finland Oulanka-Sukerijärvi
Finland Oulu region wetlands
Finland Kemihaara (Vuotos) mires and forests
Finland Maltio fjelds
Russia (European) Mouth of Samur river
Russia (European) Volga Delta
Russia (European) Zhigulevski Nature Reserve
Russia (European) Kaluzhskiye Zaseki Nature Reserve
Ukraine Carpathian Biosphere Reserve
Ukraine Sul's'ka bay
Ukraine Dniprovs'ko-Oril's'kyj Nature Reserve
Ukraine Velykomykhailivskyj forest
Ukraine Samars'kyj forest
Ukraine Lyman lake
France Marais de Sacy
Italy Val Grande
Italy Gran Paradiso
Italy Mount Beigua
Italy Pian di Spagna and Lake Mezzola
Italy River Po: from Ticino mouth to Adda mouth
Italy Lessini and Pasubio mountains
Italy Carso
Italy Taro river
Italy Valli di Comacchio and Bonifica del Mezzano
Italy Valli di Argenta
Italy Punte Alberete and Valle della Canna, Pineta San Vitale and Pialassa della Baiona
Italy Ortazzo and Ortazzino
Italy Apennines from Passo del Cerreto to Monte Caligi
Italy Selva del Lamone
Italy Vico lake
Italy Lake Bracciano and surrounding areas
Italy Foreste Casentinesi
Italy River Po from Dora Baltea mouth to Scrivia mouth
Serbia Zasavica
Serbia Cer mountain
Serbia Ovcar-Kablar gorge
Slovakia Nízke Tatry
Slovakia Slanské hills
Slovakia Slovenský karst
Slovakia Malé Karpaty
Slovakia Horná Orava
Slovakia Tríbeč
Serbia Pcinja
Armenia Khosrov Reserve
Austria Zoological Gardens of Lainz
Austria Lobau
Austria Allentsteig military training area
Austria Machland
Austria Kaisergebirge
Austria Tyrolian Lech valley
Germany Wagbach lowlands
Germany Main valley near Volkach: Fahr-Dettelbach
Germany Ponds and Elbe valley near Torgau
Germany Rhön Biosphere Reserve
Germany Blockland - lower Wümme valley - Westliches Hollerland
Germany Werderland
Germany Niedervieland, Ochtumniederung
Germany Wendesser moor
Jordan Dibbin Forest
Bulgaria Kaliakra
Bulgaria Vrachanski Balkan
Bulgaria Sredna Gora
Bulgaria Rila
Bulgaria Pirin
Bulgaria Sinite Kamani-Grebenets
Bulgaria Galata
Bulgaria Balchik
Bulgaria Ludogorie
Bulgaria Western Rhodopes
Bulgaria Western Strandzha
Bulgaria Karlukovski Karst
Bulgaria Arda Bridge
Bulgaria Melnik Pyramids
Bulgaria Dobrostan
Bulgaria Bakarlaka
Bulgaria Batova
Bulgaria Mikre Meadows
Bulgaria Slavyanka Mountain
Bulgaria Osogovo Mountain
Bulgaria Vitosha Mountain
Bulgaria Trigrad-Mursalitsa
Bulgaria Palakaria
Bulgaria Adata-Tundzha
Bulgaria Vasilyovska Mountain
Bulgaria Nikopolsko Plateau
Bulgaria Studenets
Bulgaria Ruy Mountain
Bulgaria Zemen Gordge
Lebanon Tannourine Nature Reserve
Ukraine Serednyotomakivske reservior

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 (2020) Species factsheet: Cyanistes caeruleus. Downloaded from http://www.birdlife.org on 05/12/2020. Recommended citation for factsheets for more than one species: BirdLife International (2020) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 05/12/2020.