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Nasko Atanassov

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Personal information


Assoc. Prof. Nasko Atanassov, PhD
Institute of Biodiversity and Ecosystem Research
Bulgarian Academy of Sciences
Tzar Osvoboditel blvd., 1000 Sofia
Phone: + 359 2 988 51 15
Mobile: +359 898 643 523

Curriculum vitae

Assoc. Prof. Nasko Atanassov, PhD
senior researcher
Date of birth: 04.11.1953
address: 1113 Sofia, j.k. Geo Millev 132 bl. ap. 9
1977 - Sofia university, Biological faculty - Masters Degree
1985 - Belorussian university, Minsk - PhD
1987 - BAS, Institute of Zoology, Assist. Prof.
2002 - BAS, Institute of Zoology, Assoc. Prof.

Research interests

zoology, mammals, small rodents
ecology and protection of ecosystems
population dynamics, cytogenetics, bio-monitoring


1. Belcheva, R., Topashka-Ancheva, M., Atanassov, N.. Karyological studies of five species of mammals from Bulgarian fauna. Comptes rendus de l’Académie bulgare des Sciences, 42, 2, Издателство на БАН, Марин Дринов, 1988, ISSN:0861-1459, 125-129.

2. Metcheva, R., Topashka-Ancheva, M., Atanassov, N., Artinian, A., Minkova, V. Bioaccumulation and distribution of toxic elements, hematological indices and chromosomal changes in the organisms of indicator species of small rodents from Rila Mountain.. Observatoire de Montagne de Moussala OM2, 3, Evtimov-Ilinda CI, 1995, ISBN:954-00025-1-9, 4.

3. Iovtchev, M., Metcheva, R., Atanassov, N, Apostolova M., Bogoeva L., Zivkov, M., Raikova-Petrova, G., Beltcheva, M., Kashukeeva, K.. Investgation of Total Beta-activity of Indicator Vertebrate Species from National Park Rila.. Obsevatoire de Moussla OM2., 4, 1996, 38-44.

4. Iovtchev, M., Metcheva, R, Beltcheva, M, Apostolova, M, Bogoeva L., Zivkov, M., Raikova-Petrova, G, Atanassov, N., Kashukeeva, K.. Total Beta-activity of small ammmals, amphibians, fish and plants from Rila Mountains.. Obsevatoire de Moussla OM2., 6, 1997, 129-132.

5. Atanasov N., Pandurski I., Pandurska R., Gueorguiev B.. Contemporary investigations on the founa of the Natural Park "Vratchanski Balkan". Natural potential and stable development of the mountainous regions. Balkan scientific-practical conference. Symposium., Alpiko-BG print, Vratsa, 2001, 82-97.

6. Koshev Y, Atanassov N, Kocheva M. Relation between bodymass and home range size of small mammals. Proceedings of the Balkan Scientific Conference of Biology. Eds B. Gruev, M. Nikolov, A. Donev, 2005, 437-444.

7. Dimitrov H, Chassovnikarova T, Atanasov N. Species diversity and structure of terrestrial small mammal assemblages in different vegetation types in Strandzha mountain (Southeast Bulgaria). .Journal of International Research Publications Ecology & Safty, 1, 2007, 268-275.

8. Atanasov N, Chassovnikarova Ts. Karyotype Characteristics of Crocidura leucodon Herman, 1780 and Crocidura suaveolens Pallas, 1811 (Mammalia: Insectivora, Soricidae) in Bulgaria.. Acta zoologica bulgarica, 61, 2, 2008, 71-78. ISI IF:0.53

9. Chassovnikarova Ts, Markov G, Atanasov N, Dimitrov H. Sex chromosome polymorphism in Bulgarian populations of Microtus guentheri (Danford & Alston, 1880). Journal of Natural History, 42, 8, 2008, DOI:10.1080/00222930701835100, 261-267. ISI IF:0.732

10. Chassovnikarova Ts. G., Atanassov N. I., Dimitrov H. A.. Cytogenetic characteristic of the southern water shrew, Neomys anomalus (Insectivora: Soricidae), in the Strandzha Mountains (South-East Bulgaria).. Folia Zoologica, 58, 2009, 416-419.

11. Chassovnikarova, T., Atanasov, N., Dimitrov, H.. Chromosome polymorphism in Bulgarian populations of the striped field mouse (Apodemus agrarius Pallas 1771).. Comparative Cytogenetics, 3, 1, 2009, 1-9.

12. Chassovnikarova Ts, Atanasov N, Kalaydzhieva V, Dimitrov H. Micronucleus Test from Free Living Rodents as a Biomarker for Environmental Stress in Situ. Biotechnology & Biotechnological Equipment, 24, 1, Taylor and Francis Group, LLC, 2010, DOI:10.1080/13102818.2010.10817920, 675-678. ISI IF:0.503

13. Michailova P, Atanasov N, Ilkova J, Chassovnikarova Ts, Duran M, Karadurmus E. Genome Response of Model Invertebrates and Vertebrates Species to Stress Agents in the Environment. Biotechnology & Biotechnological Equipment, 24, 1, Taylor and Francis Group, LLC, 2010, DOI:10.1080/13102818.2010.10817870, 390-396. ISI IF:0.503

14. Stoykova P., Radkova M., Stoeva-Popova P., Atanassov N., Chassovnikarova Ts., Xingzhi Wang, Iantcheva A., Vlahova M., Atanassov A.. Expression of human acidic fibroblast growth factor in tomato plants and safety assessment of the transgenic plants.. Biotechnology & Biotechnological Equipment, 25, 1, 2011, ISSN:1310-2818, DOI:, 2187-2196. ISI IF:0.503

15. Atanasov N., Chassovnikarova Ts., Dimitrov H., Mitkovska V.. Faunistical and ecological anlysis of small mammals’ species diversity in Strandzha Natural Park.. Acta Zoologica Bulgarica, 64, suppl. 4, 2012, ISSN:0324-0770, 53-58. ISI IF:0.309

16. Mitkovska V, Chassovnikarova Ts, Atanasov N, Dimitrov H. Environmental genotoxicity evaluation using a micronucleus test and frequency of chromosome aberrations in free-living small rodents. J. BioSci. Biotech, 1, 1, 2012, 67-71.

17. Mitkovska V., Chassovnikarova T., Atanasov N., Dimitrov H. DNA damage detected by comet assay in Apodemus flavicollis (Melchior, 1834) from Strandzha natural park. Acta Zoologica Bulgarica, supplement 4, 2012, ISSN:0324-0770, 155-158. ISI IF:0.309

18. Chassovnikarova Ts. G., Atanassov N. I., Christova I. S., Dimitrov H. A., Mitkovska V.I., I. P. Trifonova, Gladnishka T. K., Kalvachev N. Z., Mohareb E. Hantavirus infections in host populations of yellow-necked and field mice (Rodentia: Muridae) in South Bulgaria. Acta zoologica bulgarica, 65, 3, 2013, ISSN:0324-0770, 397-402. ISI IF:0.357

19. Михайлова, П., Часовникарова, Ц., Илкова, Ю., Грозева, С., Чобанов, Д., Вархаловска-Шлива, Е., Симов, Н., Атанасов, Н., Митковска, В., Димитров, Х. Въведение. Геномна биомаркерна тест-система за оценка състоянието на екологичния риск., Pensoft, 2013, ISBN:978-954-642-708-3

20. Chassovnikarova Ts, Rovatsos M, Atanasov N, Koshev Y. Sex chromosome variability of Spermophilus citellus (Linnaeus 1766) in the Southeastern part of the Balkan Peninsula. Mammalian Biology, 80, 4, Elsevier, 2015, DOI:doi:10.1016/j.mambio.2014.10.002, 365-371. ISI IF:1.4

21. Zorenko, T., Atanasov, N., Golenishchev, F. Behavior and partial reproductive isolation between the European and Asian forms of Harting’ vole Microtus hartingi (Rodentia, Arvicolinae). Russian Journal of Theriology, 15, 2, 2016, ISSN:16823559, 133-150. SJR:0.319

22. Chassovnikarova T., Atanasov N., Dimitrov H., Mitkovska V. Karyotypic characteristic of harvest mouse (Micromys minutus Pallas, 1771) (Rodentia: Muridae) from South Bulgaria. Acta zoologica bulgarica, Supplement 8, 2017, ISSN:0324-0770, 57-60. SJR:0.301, ISI IF:0.413

23. Vlasseva A., Chassovnikarova T., Atanassov N. Autumn-winter diet and food niche overlap between red fox (Vulpes vulpes L.1758) and golden jackal (Canis aureus L. 1758) in two regions in Bulgaria. Acta zoologica bulgarica, 69, Suppl. 8, 2017, 217-220. ISI IF:0.31

24. Vlasseva, A., Chassovnikarova, T., Atanassov, N. Population Dynamics of golden jackal (Canis aureus) and red fox (Vulpes vulpes) in Bulgaria during the period of 2000-2015. Seminar of Ecology - 2016 with International Participation. Proceedings., Фараго, 2017, ISBN:979-853-476-132-4, 19-25

25. Атанасов Н., Часовникарова Ц.. Бозайници. - В: Иванова, Н. (ред.) Картиране и оценка на екосистемните услуги във вътрешни влажни зони в България. ИБЕИ-БАН, София. 2017, ISBN:978-954-9746-40-2, 135-138

26. Zorenko T., Atanasov N.. Patterns of behavior as an evidence for the taxonomical status of Lasiopodomys (Stenocranius) gregalis (Rodentia: Arvicolinae). Acta zoologica bulgarica, 69, Suppl. 8, 2017, 189-197. ISI IF:0.31

27. Krystufek B., Zorenko T., Bontzorlos V., Mahmoudi A., Atanasov N., Ivajnsic D.. Incipient road to extinction of a keystone herbivore in south-eastern Europe: Harting’s vole (Microtus hartingi) under climate change. Climatic Change, 149, 3-4, SPRINGER, 2018, DOI:10.1007/s10584-018-2259-2, 443-456. ISI IF:3.537

28. Zorenko T. A., Atanasov N. I.. Copulatory behavior supports a new insight into taxonomic status of root vole Alexandromys oeconomus (Rodentia, Arvicolinae). Russian Journal of Theriology, 17, 1, 2018, DOI:10.15298/rusjtheriol.17.1.05, 48-57. SJR:0.194, ISI IF:0.194

29. Zorenko T., Atanasov N.. Impact of prenatal stress on the exploratory behavior of Harting’s vole Microtus hartingi in an open-field test. Environmental and Experimental Biology, 16, 2018, ISSN:1691–8088, 79-80


Animal Diversity and Resources
Biodiversity, Population Biology and Resources of Vertebrates
Research group


Member for
8 years 16 weeks