(Pandion haliaetus)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 0 pairs Distribution pattern Observed regularly during migration almost throughout the country as single birds spend the summer, but in the last 10 years, there is no...
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European Honey Buzzard
(Pernis apivorus)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 450 - 550 pairs Distribution pattern Dispersed over almost the entire territory of the country, with highest density in the low and middle areas of the mountains with...
Isabelline Wheatear
(Oenanthe isabellina)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 3 500 – 7 000 pairs Distribution pattern With patchy and dispersed distribution, gradually decreasing in density of the breeding sites from southeast to northwest. The...
Wren
(Troglodytes troglodytes)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 50 000 - 100 000 pairs Distribution pattern Distributed throughout the mountains and most high valleys. Patchy and dispersed breeding grounds in the Danubian plain,...
Eurasian Linnet
(Carduelis cannabina)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 40 000 - 100 000 pairs Distribution pattern With patchy and dispersed distribution in most of the country, mainly on open rocky terrains in the foothills and low...
Chaffinch
(Fringilla coelebs)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 2 000 000 - 6 000 000 pairs Distribution pattern With almost consistent distribution throughout the country, with the exception of some treeless mostly agricultural areas...
Common Cuckoo
(Cuculus canorus)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 20 000-50 000 calling males Distribution pattern Widespread throughout the country, including in the highest parts of the mountains. Avoids places with extensive and...
Common Crossbill
(Loxia curvirostra)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 5 000 - 25 000 pairs Distribution pattern With a patchy distribution in the coniferous belt in the high mountains of the Rila-Rhodope Massif, Vitosha, Western and Central...
European Turtle Dove
(Streptopelia turtur)Category of conservation concern (IUCN, 2020) - Vulnerable Population size: 25 000 - 80 000 pairs Distribution pattern With broad fragmented distribution all over the country with the exception of the higher typically forested areas in the...
Common Starling
(Sturnus vulgaris)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 950 000 - 3 000 000 pairs Distribution pattern With almost ubiquitous distribution throughout the country, except for the high and more consistently forested parts of the...
European Bee-eater
(Merops apiaster)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 25 000 - 50 000 pairs Distribution pattern Distributed over almost the entire territory of the plains and hills of the country - more grouped in neighbouring squares in the...
Olivaceous Warbler
(Hippolais pallida)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 6 000 - 12 000 pairs Distribution pattern With patchy and dispersed distribution, more dense in South-eastern Bulgaria, along the Black Sea coast, the valleys of...
Ortolan Bunting
(Emberiza hortulana)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 25 000 - 75 000 pairs Distribution pattern Distributed in most of the country, more consistently in Dobrudzha, Ludogorie, Black Sea coast, Strandzha, Sakar and the...
Olive-tree Warbler
(Hippolais olivetorum)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 1 500 – 3 500 pairs Distribution pattern With patchy distribution, more dense in South-eastern Bulgaria (Eastern Rhodopes, Sakar, Derventa Hills, Strandzha and along...
Little owl
(Athene noctua)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 7 500 – 10 000 pairs Distribution pattern Widespread throughout the country with the exception of some predominantly forested or high mountain areas – especially in the...
Common Buzzard
(Buteo buteo)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 2 500 – 4 000 pairs Distribution pattern Throughout the country. Not found at some areas in treeless plains with predominant arable lands – locally in the Danubian and the...
Short-toed Snake-eagle
(Circaetus gallicus)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 2020: 204 - 478 pairs (2007: 270 - 320 pairs) Distribution pattern Dispersed and grouped throughout the country, more consistently in the open, dry and abundant in...
Northern Lapwing
(Vanellus vanellus)Category of conservation concern (IUCN, 2020) - Near threatened Population size: 2020: 700 – 1 600 pairs (2007: 1 000 – 1 700 pairs) Distribution pattern With patchy and dispersed distribution in the lowlands of the country, most compact - in the...