Atlas of nesting birds in Bulgaria

Long-eared Owl

(Asio otus)

Category of conservation concern (IUCN, 2020) – Least Concern

Population size: 3 000 – 5 000 pairs

Distribution pattern

With patchy and dispersed distribution covering the larger part of the territory of the country, mainly the hilly and low mountain areas.

Big size map

Breeding distribution 2013 – 2020 – The distribution and the estimation of the population size of the species for the period 2013 – 2020 is presented –

Comparative distribution of the species compared to the first breeding birds atlas (Iankov, 2007): Breeding locality until 2007 | Breeding locality until 2007, confirmed after 2015 – | New breeding locality after 2015. – The breeding localities after 2015 are identified on a base of raw data from smartbirds.org.

Habitats

Breeds most often in old nests of the Corvidae, mainly in strips of trees, shrubs and mosaics of them, especially in the woody vegetation along rivers and on islands in them, sometimes at the tree lines or in sparse broad-leaved deciduous forests (groves of Robinia pseudoacacia, especially on the slopes of the valleys), in orchards, tree and shrub plantations (including plantations of Populus sp.). Sometimes in public parks and large gardens (including older cemeteries) or even in the towns, villages, and industrial zones.

Trends in population changes for the period 2013-2020

Not analysed

Threats

Not analysed