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Atlas of nesting birds in Bulgaria

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Thrush Nightingale

Thrush Nightingale

(Luscinia luscinia)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 10 – 50 pairs Distribution pattern With dispersed distribution, mainly in the northeastern part of the country. The established breeding sites are more concentrated...

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Tengmalm`s Owl

Tengmalm`s Owl

(Aegolius funereus)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 600 - 900 pairs Distribution pattern With patchy distribution, concentrated in the higher parts of Rila, Pirin, Vitosha, Western and Central Stara Planina, Western...

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Tawny Owl

Tawny Owl

(Strix aluco)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 4 000 – 8 000 pairs Distribution pattern Patchy and dispersed, denser in almost the entire territory of the foothills and the mountain areas, more dispersed in the plains with...

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Tree Pipit

Tree Pipit

(Anthus trivialis)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 10 000 - 18 000 pairs Distribution pattern With patchy distribution in all mountains up to the tree line, more densely in Rila, Pirin, Western Rhodopes, Stara Planina,...

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Tree Pipit

Tree Pipit

(Anthus trivialis)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 10 000 - 18 000 pairs Distribution pattern With patchy distribution in all mountains up to the tree line, more densely in Rila, Pirin, Western Rhodopes, Stara Planina,...

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Tufted Duck

Tufted Duck

(Aythya fuligula)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 0 - 3 pairs Distribution pattern Dispersed isolated sites along the Danube River and the neighbouring parts of the Danubian Plain, the Black Sea coast, the Sofia Field and...

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Tawny Pipit

Tawny Pipit

 (Anthus campestris)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 1 200 – 3 500 pairs Distribution pattern With patchy and dispersed distribution in plains, hilly and low mountain areas throughout the country, more consistent in its...

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Slender-billed Gull

Slender-billed Gull

(Larus genei)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 2020: 0-6 pairs (2007: 0-2 pairs) Distribution pattern With two breeding sites near the Black Sea, in the hypersaline Atanasovsko and Pomorie Lakes, where the species remain...

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Three-toed Woodpecker

Three-toed Woodpecker

(Picoides tridactylus)Category of conservation concern (IUCN, 2020) - Least Concern Population size: 2020: 90-188 pairs (2007: 80-200 pairs) Distribution pattern With limited patchy distribution in the coniferous belt in the high parts of Rila, Pirin, part of the...

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