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Boreal Owl Aegolius funereus
IUCN Red List history
| Year | Category |
|---|---|
| 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 |
Species attributes
| Migratory status | full migrant | Forest dependency | High |
| Land mass type | Average mass | - |
Distribution
| Estimate | Data quality | |
|---|---|---|
| Extent of Occurrence breeding/resident (km2) | 16,700,000 | |
| Extent of Occurrence non-breeding (km2) | 16,700,000 | |
| Number of locations | - | |
| Fragmentation | - |
Population & trend
| Estimate | Data quality | Derivation | Year of estimate | |
|---|---|---|---|---|
| No. of mature individuals | poor | Estimated | 2009 | |
| Population trend | Stable | - | ||
| Number of subpopulations | - | - | - | |
| Largest subpopulation | - | - | - | |
| Generation length (yrs) | 5.8 | - | - | - |
| Population justification: The global population is estimated to number > c.1,700,000 individuals (Rich et al. 2004), while national population estimates include: c.100-10,000 breeding pairs in China; < c.10,000 breeding pairs in Japan and c.100-10,000 breeding pairs in Russia (Brazil 2009). | ||||
| Trend justification: The population is suspected to be fluctuating owing to fluctuations in prey populations. | ||||
Country/Territory distribution
| Country/Territory | Occurrence status | Extinct | Breeding | Non-breeding | Passage |
|---|---|---|---|---|---|
| Albania | Native | No | Yes | ||
| Andorra | Native | No | |||
| Armenia | Native | No | Yes | ||
| Austria | Native | No | |||
| Azerbaijan | Native | No | |||
| Belarus | Native | No | |||
| Belgium | Native | No | |||
| Bosnia and Herzegovina | Native | No | Yes | ||
| Bulgaria | Native | No | |||
| Canada | Native | No | Yes | ||
| China (mainland) | Native | No | Yes | ||
| Croatia | Native | No | |||
| Czech Republic | Native | No | |||
| Denmark | Native | No | Yes | ||
| Estonia | Native | No | |||
| Finland | Native | No | Yes | ||
| France | Native | No | |||
| Georgia | Native | No | |||
| Germany | Native | No | Yes | ||
| Greece | Native | No | |||
| Hungary | Vagrant | No | Yes | ||
| India | Vagrant | No | Yes | ||
| Italy | Native | No | |||
| Japan | Native | No | Yes | ||
| Kazakhstan | Native | No | Yes | ||
| Kyrgyzstan | Native | No | Yes | ||
| Latvia | Native | No | |||
| Liechtenstein | Native | No | |||
| Lithuania | Native | No | |||
| Luxembourg | Native | No | Yes | ||
| Macedonia, the former Yugoslav Republic of | Native | No | |||
| Mongolia | Native | No | Yes | ||
| Montenegro | Native | No | Yes | ||
| Netherlands | Native | No | |||
| Norway | Native | No | Yes | ||
| Poland | Native | No | Yes | ||
| Romania | Native | No | |||
| Russia (Asian) | Native | No | Yes | ||
| Russia (Central Asian) | Native | No | |||
| Russia (European) | Native | No | Yes | ||
| Serbia | Native | No | Yes | ||
| Slovakia | Native | No | |||
| Slovenia | Native | No | |||
| Spain | Native | No | |||
| St Pierre and Miquelon (to France) | Native | No | Yes | Yes | |
| Sweden | Native | No | |||
| Switzerland | Native | No | |||
| Tajikistan | Native | No | |||
| Turkey | Native | No | Yes | ||
| Ukraine | Native | No | |||
| United Kingdom | Vagrant | No | |||
| USA | Native | No | Yes |
Important Bird Areas where this species has triggered the IBA criteria
| Country/Territory | IBA Name | IBA link |
|---|---|---|
| Austria | Ötscher-Dürrenstein |  |
| Austria | Freiwald | |
| Austria | Kaisergebirge | |
| Austria | Karwendel | |
| Austria | Niedere Tauern | |
| Belgium | Malchamps | |
| Belgium | Saint-Hubert | |
| Belgium | Tailles | |
| Belgium | Vallée de la Lienne | |
| Belgium | Wanne-Logbiermé | |
| Bulgaria | Central Balkan | |
| Bulgaria | Persenk | |
| Bulgaria | Pirin | |
| Bulgaria | Rila | |
| Bulgaria | Slavyanka Mountain | |
| Bulgaria | Vitosha Mountain | |
| Bulgaria | Western Balkan | |
| Bulgaria | Western Rhodopes | |
| Czech Republic | Jizerské hory mountains | |
| Czech Republic | Krkonose mountains (Giant mountains) | |
| Czech Republic | Sumava mountains (Bohemian forest) | |
| Czech Republic | Trebonsko (Trebon region) | |
| Denmark | Almindingen | |
| Estonia | Lahemaa | |
| Estonia | Puhatu mire | |
| Estonia | Soomaa | |
| Estonia | Tudu | |
| France | Arrière Côte de Dijon et de Beaune | |
| France | Barois et Forêt de Clairvaux | |
| France | Forêt d'altitude du Jura : forêt du Risoux | |
| France | Forêt de Châtillon et environs | |
| France | Forêt de Jugny | |
| France | Forêts d'altitude du Jura : forêt du Massacre | |
| France | Forêts d'altitude du Jura : forêt du Risol et Mont d'Or | |
| France | Haut Giffre | |
| France | Hauts Plateaux du Vercors et Forêt des Coulmes | |
| France | Les Bauges | |
| France | Massif des Vosges : crêtes de Schneeberg au Donon | |
| France | Massif des Vosges: Hautes Vosges | |
| France | Massif du Canigou-Carança | |
| France | Montagne des Frêtes et plateau des Glières | |
| France | Parc National de la Vanoise | |
| France | Parc National des Ecrins | |
| France | Parc National du Mercantour | |
| France | Plateau Ardennais | |
| France | Puig Carlit et environs | |
| Lithuania | Cepkeliai Strict Nature Reserve | |
| Lithuania | Dzukija National Park | |
| Lithuania | Initial area of Aukstaitija NP | |
| Lithuania | Labanoras Regional Park | |
| Lithuania | Rudninkai forest complex | |
| Luxembourg | Valley of the Trëtterbaach | |
| Poland | Augustów forest | |
| Poland | Bialowieza Forest | |
| Poland | Bieszczady Mountains | |
| Poland | Darzlubska Forest | |
| Poland | Gorce mountains | |
| Poland | Izerskie Mountains | |
| Poland | Knyszyn Forest | |
| Poland | Lebork Forest | |
| Poland | Lower Silesia Forests | |
| Poland | Mirachowo Forest | |
| Poland | Pisz forest | |
| Poland | Slonne Mountains | |
| Poland | Solska Forest | |
| Poland | Sudety Wałbrzysko-Kamiennogorskie Mountains | |
| Poland | Tatra mountains | |
| Poland | Tuchola Forest | |
| Romania | Ceahlă Mountains | |
| Romania | Călimani Mountains | |
| Romania | Defileul Superior al Mureşului | |
| Romania | Frumoasa | |
| Romania | Giurgeu Depression | |
| Romania | Padiş - Vlădeasa mountain | |
| Romania | Retezat Mountains | |
| Romania | Rodnei Mountains | |
| Romania | Vrancea Mountains | |
| Russia (Central Asian) | East slope of Northern Ural | |
| Russia (Central Asian) | East slope of the Northern Ural | |
| Russia (Central Asian) | Korgonskaya | |
| Russia (Central Asian) | Poyasovy Kamen' ridge | |
| Russia (Central Asian) | Visimsky zapovednik and vicinity | |
| Russia (Central Asian) | Zaikovo forest | |
| Russia (Central Asian) | Zapovednik "Denezhkin Kamen'" | |
| Slovenia | Grintovci | |
| Slovenia | Julijci | |
| Slovenia | Kočevsko | |
| Slovenia | Pohorje | |
| Slovenia | Snežnik plateau and Pivka valley | |
| Spain | Alt Pallars | |
| Spain | Belagua-Ansó-Hecho | |
| Spain | Cadí mountains | |
| Spain | Fresser-Setcases | |
| Spain | Posets-Maladeta | |
| Spain | San Mauricio-Bohí-Beret | |
| Sweden | Färnebofjärden | |
| Sweden | Florarna | |
| Sweden | Hanveden-Hemfosa | |
| Sweden | Sjaunja | |
Habitats & altitude
| Habitat (level 1) | Habitat (level 2) | Importance | Occurrence |
|---|---|---|---|
| Forest | Boreal | major | breeding |
| Forest | Boreal | major | non-breeding |
| Forest | Subarctic | suitable | breeding |
| Forest | Subarctic | suitable | non-breeding |
| Forest | Temperate | suitable | non-breeding |
| Forest | Temperate | suitable | breeding |
| Altitude | 0 - 0 m | Occasional altitudinal limits |
Utilisation
| Purpose | Primary form used | Life stage used | Source | Scale | Level | Timing |
|---|---|---|---|---|---|---|
| Pets | Whole | Adults and juveniles | Wild | International | Non-trivial | Recent |
Recommended citation
BirdLife International (2013) Species factsheet: Aegolius funereus. Downloaded from
http://www.birdlife.org on 24/05/2013.
Recommended citation for factsheets for more than one species: BirdLife International (2013) IUCN Red List for birds. Downloaded from
http://www.birdlife.org on 24/05/2013.
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 | Least Concern |
| Family | Strigidae (Owls) |
| Species name author | (Linnaeus, 1758) |
| Population size | mature individuals |
| Population trend | Stable |
| Distribution size (breeding/resident) | 16,700,000 km2 |
| Country endemic? | No |
| Links to further information | |
| - Summary information on this species | |
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