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Dr Dimitar Demerdzhiev
Dr Dimitar Demerdzhiev

Dimitar Demerdzhiev

phonе: (+359 88) 8352068; e-mail:

Born 22 October 1977, Plovdiv.


2011 — PhD in Zoology: Biology, ecology, and conservation of the imperial eagle in Bulgaria — National Museum of Natural History, Bulgarian Academy of Sciences
2000 — Master’s Degree in Ecology: On the species composition and seasonal dynamics of the avi-fauna in the area of Orizovo Village, Stara Zagora Region — Paisii Hilendarski University of Plovdiv

Research interests

Ecology and behavior of birds, conservation biology, threatened species.

Current projects

LIFE for Eagle’s Habitats LIFE project for conservation of lesser spotted eagle in Bulgaria
Implementation of measures from the Action Plan for the Conservation of the eastern imperial eagle (Aquila heliaca) in the Republic of Bulgaria, BG16M1OP002-3.027-0005-C01
Study of the eastern imperial eagle (Aquila heliaca) population in European Turkey

Most recent publications

Qaneer, T., Demerdzhiev, D., 2023. First Data on Bird Electrocution in Jordan, with Comments on the Undertaken Conservation Efforts. — Acta Zoologica Bulgarica, Supplement 17: 59—66. [PDF]

Dobrev, D., Dobrev, V., Demerdzhiev, D., 2023. Conservation and Ecology of Raptors: Introduction to the Special Issue. — Diversity, 15 (8): 889 doi:10.3390/d15080889 [PDF]

Demerdzhiev, D., Boev, Z., 2023. Assoc. Prof. Dr. Tseno Petrov and the modern Bulgarian ornithology (A bio-bibliography of an honored Bulgarian ornithologist on occasion of his 80th anniversary). — Bulletin of the Natural History Museum, Plovdiv, 8: 1—21. [PDF]

Demerdzhiev, D. A., Dobrev, D. D., Erkol, I. L., Hanay, M., Delchev, A. G., Dobrev, V. D., Stoychev, S. A., 2023. Distribution, Population Status, Ecology, and Conservation of Eastern Imperial Eagle in Thrace Ecoregion (Bulgaria and Turkey). — Proceedings of Conferences Raptors Conservation 2023, Suppl. 2: 287—289. doi:10.19074/1814-8654-2023-2-287-289 [PDF]

Demerdzhiev, D. A., Dobrev, D. D., Delchev, A. G., Angelov, I. D., Terziev, N. G., Iliev, M. D., Georgiev, G. S., Boev, Z. N., Nedyalkov, N. P., Arkumarev, V. S., 2023. Distribution, population status, habitats, and conservation of Lesser Spotted Eagle in Bulgaria. — Proceedings of Conferences Raptors Conservation 2023, Suppl. 2: 32—34. doi:10.19074/1814-8654-2023-2-32-34 [PDF]

Demerdzhiev, D. A., Dobrev, D. D., Boev, Z. N., Nedyalkov, N. P., Delchev, A. G., Stoychev, S. A., Petrov, T. H., 2023. Grassland alterations do not affect breeding success, but lead to dietary shifts of Eastern Imperial Eagle, a top predator: a case of successful adaptation. — Proceedings of Conferences Raptors Conservation 2023, Suppl. 2: 290—294. doi:10.19074/1814-8654-2023-2-290-294 [PDF]

Demerdzhiev, D. A., Dobrev, D. D., Boev, Z. N., 2023. Grassland Alterations Do Not Affect Breeding Success, but Can Explain Dietary Shifts of a Generalist Raptor Species. — Diversity 2023, 15, 422. doi:10.3390/d15030422 [PDF]

Väli, Ü., Treinys, R., Bergmanis, U., Daroczi, S., Demerdzhiev, D., Dombrovski, V., Dravecký, M., Ivanovski, V., Kicko, J., Langgemach, T., Lontkowski, J., Maciorowski, G., Poirazidis, K., Rodziewicz, M., Meyburg, B.-U., 2022. Contrasting patterns of genetic diversity and lack of population structure in the lesser spotted eagle Clanga pomarina (Aves: Accipitriformes) across its breeding range. — Biological Journal of the Linnean Society, V 136 (4): 506—519. [PDF, supplementary information PDF] doi:10.1093/biolinnean/blac065

Gerdzhikov, G., Plachiyski, D., Popgeorgiev, G., Avramov, S., Demerdzhiev, D., Daskalova, G., Shurulinkov, P., 2022. White-backed (Lilford’s) Woodpecker Dendrocopos leucotos lilfordi Sharpe & Dresser, 1871: Distribution and Population Density in Bulgaria. — North-Western Journal of Zoology 18 (1): 65—70. Article No.: e211601. [PDF]

Dobrev, D., Dobrev, V., Hristova, P., Popgeorgiev, G., Demerdzhiev, D., Plachyiski, D., 2022. Long-term changes in a Pygmy Cormorant Microcarbo pygmaeus wintering population in Southern Bulgaria. — Acta Ornithol., 57: 143—154. doi:10.3161/00016454AO2022.57.2.003 [PDF]

More complete list of publications — section e-Natura | Staff publications