Yordan Koshev

Personal information

Contacts

доц. д-р Йордан КОШЕВ
Assoc. Prof. Dr. Yordan KOSHEV

E-mails: bgsouslik@gmail.com ; yordan.koshev@iber.bas.bg - does not work properly!

Хабилитирано лице с наукометрични показатели в регистъра на академичния състав в Република България на Националният център за информация и документация (НАЦИД): https://ras.nacid.bg/dissertation-preview/39401

ORCID ID: 0000-0002-8170-2826
Web of Science Researcher ID: ABD-2152-2020

Web profiles in science networks:
https://orcid.org/0000-0002-8170-2826
http://www.scopus.com/inward/authorDetails.url?authorID=55797150300&part...
https://www.webofscience.com/wos/author/record/795094
https://www.researchgate.net/profile/Yordan_Koshev
https://linkedin.com/in/yordan-koshev-1b583348
https://sciprofiles.com/profile/koshev
https://scholar.google.com/citations?user=3xhNbvIAAAAJ&hl=bg
https://bas.academia.edu/YordanKoshev
http://www.groundsquirrel.org/

Supervision of PhD students:
1. Polina Nikova (2024-2027). PhD thesis, work title: Invasive alien species (IAS) in Bulgaria: habitat modelling, threats, pathways of invasion and spread. Co-supervisor: Assoc. Prof. Dr. Teodora Trichkova. http://www.iber.bas.bg/?q=en/user/222
2. Maria Kachamakova (2017-2020) – finished. PhD thesis: "Adaptation of European ground squirrel (Spermophilus citellus) following conservation translocations in Bulgaria.". Scientific consultant: Assoc. Prof. Dr. Yasen Mutafchiev. http://www.iber.bas.bg/?q=en/user/188

Supervision of MSc student:
1. Lyuboslava Dimitrova (Faculty of Biology, Sofia University, Bulgaria), 2023. Master thesis: “Spatial dynamics of a reintroduced colony of the European ground squirrel (Spermophilus citellus) in the Natural Park "Vrachanski Balkan", Bulgaria". Co-supervisors: Dr. Maria Kachamakova and Dr. Venislava Spasova. https://www.linkedin.com/in/lucy-dimitrova/

Supervision of student practices:
1. Ralitsa Markova (Faculty of Biology, Sofia University, Bulgaria), 2020. Main topic: "Invasive alien species (IAS) mammals in Bulgaria".
2. Polina Nikova (University of Leeds, UK), 2020. Main topic: "American mink (Neogale vison) in Bulgaria".
3. Ekaterina Ivanova (Faculty of Biology, Sofia University, Bulgaria), 2022. Main topic: “Photo-traps survey of mammals in Bulgaria”.

Curriculum vitae

EDUCATION:

Doctor of Philosophy (PhD)/ОНС "Доктор":
Institute of Biodiversity and Ecosystem Research (2005-2012), Bulgarian Academy of Science, Sofia, Bulgaria. PhD thesis: “Ecological and ethological characterization of European ground squirrels (Spermophilus citellus L.) in model colonies in Bulgaria”.

Master of Science – Biology (MSc)/Магистър по биология:
Faculty of Biology, Sofia University “St. Kliment Ohridski”, Sofia, Bulgaria (1997-2002). Specialization: (1) Zoology of vertebrates and anthropology (2) Ichthyology and fish farming. MSc thesis: “Dynamics of small rodents’ population spatial structure in the region of Beglika reserve”.

Professional School of Agriculture and Veterinary medicine, Kostinbrod, Bulgaria (1991-1995): Diploma awarded: /upper secondary education/Profile: Veterinary doctor's assistant.

TRAINING AND COURSES:
Y. Koshev visited in more than 10 scientific training and courses.

(1) Summer Schools for PhD-students in Ecology and Biodiversity: Understanding Patterns and Processes, Mammal Research Institute, 26.05.–03.06.2007, Bialowieza, Poland. Founded by: the European Union in 6th Framework Program, Marie Curie Conferences and Training Courses – BIOSEB Contract number MSCF-CT-2006-046111.
(2) Species monitoring with Mark-Release-Recapture (MRR) methods. Lecturer: Piotr Nowicki, PhD. 26–29.10.2010, Sofia, Bulgaria.
(3) International School of Conservation Biology (iSCB), Rovinj, CROATIA, 25.06-3.07.2011.

AWARDS:
Scholarship for Young scientists (2008-2009), World Federation of Scientists, Geneva, SWITZERLAND.

MEMBERSHIP:
Union in Scientists of Bulgaria, Section "Teoretical and Evolution Biology".
East and South European Network on Invasive Alien Species (ESENSIAS) www.esenias.org
Discover the mammals of Europe http://discovermammals.org/

LEADER OF PROJECTS:

"Securing the recovery of the endangered Saker Falcon in Bulgaria and Southern Romania", Coordinator BSPB with oficial partnership of IBER-BAS, Head from IBER: Yordan Koshev, Funding: LIFE Programme of the European Union (LIFE20 NAT/BG/001162);

“Joint research of the most southern populations of European ground squirrel (Spermophilus citellus) in Bulgaria and Greece and sharing experience on successful conservation measures.” (2020-2022) Head from bulgarian side: Yordan Koshev, Bilateral grant agreement between Bulgarian Academy of Sciences and Aristotle University of Thessaloniki, Greece.

“Development of national ecological network NATURA 2000, stage 2009, in part of European souslik (Spermophilus citellus)”. (2010-2011) Head: Yordan Koshev. Founded by Ministry of Environmental and Water and Central Laboratory of General Ecology. Grant: 66/22.01.2010.

“Effect of pasture livestock breeding on biodiversity and ecological characteristics of model groups of animals”. (2006-2008) Head: Yordan Koshev. Founded by National Science Found, Ministry of Education and Science of Bulgaria, GrantМ MU – B 1604/06.

“Conservation of the European ground squirrel (Spermophilus citellus L.) with a view to the future changes the agricultural management in Central Bulgaria”. (2005-2006) Head: Yordan Koshev - Founded by MATRA/KNIP Small Royal Netherlands Embassy Nature Projects, Grant BG/KNIP05/04.

“Conservation of the European souslik - a step towards the prosperity of its native predators and preferred habitats”. (2004-2006) Head: Yordan Koshev - Founded by The Whitley Laing Foundation for International Nature Conservation - Rufford Small Grant programme.

PARTICIPATION IN SOME IMPORTANT PROJECTS:

"Working group about updating of the 2nd European Mammal Atlas". https://www.european-mammals.org/; http://discovermammals.org/projects/the-2nd-european-mammal-atlas/

“Restoration and sustainable management of Imperial Eagle’s foraging habitats in key Natura 2000 sites in Bulgaria”. Coordinator BSPB, Funding: LIFE Programme of the European Union(LIFE14 NAT/BG/001119).

“Field studies of the distribution of species / assessment of the status of species and habitats throughout the country - I phase”. Founded by MOEW-Bulgaria and Operational Programme Environment 2007 – 2013. BG161PO005/11/3.0/03/24, DIR - 5113024-1-48.

"Mapping and determining conservation status of mammals in NATURA 2000 network in Bulgaria 2011-2013". Founded by MOEW-Bulgaria and Operational Programme Environment 2007 – 2013. Key expert about three rodent species: Romanian hamster (Mesocricetus newtoni), Mouse-tailed Dormouse (Myomimus roachi) and European souslik (Spermophilus citellus).

"Impact of “Trakia” highway traffic in the section between the town of Pazardzhik and the town of Plovdiv on biodiversity" (2008-2012) – Head: Dr. Nevena Kamburova-Ivanova (IBER, BAS) Funded by: National Science Found.

“Effect of ski-runs in the Pirin National Park on the biodiversity of model groups of organisms” (2008-2011) – Head: Dr. Stoyan Nikolov (IBER, BAS) – Funded by: National Science Found.

“Conservation of Imperial Eagle and Saker Falcon in key NATURA 2000 sites in Bulgaria” (2009-2013) Coordinating beneficiary: BSPB. Funded organisation: the European Union’s LIFE+ “Nature and Biodiversity “Program EC reference code: LIFE 07 NAT/BG/000068

"Preparation of the Bulgarian NATURA 2000 network of protected zones". Founded by: EMEPA /Enterprise for Management of Environment Protection Activities/, Bulgarian Ministry of Environment and Water.

“Saker falcon (Falco cherrug) in Southeast Europe – research and conservation” – Institute of Biodiversity and Ecosystem Research - BAS, Founded by: International Wildlife Consultants (IWC) – United Kingdom.

CONTRIBUTOR OF INFORMATION TO:
- The European Red List http://ec.europa.eu/environment/nature/conservation/species/redlist/down...
- Janák M., Marhoul P., Matějů J. 2013. Action Plan for the Conservation of the European Ground Squirrel (Spermophilus citellus) in the European Union. European Commission. http://ec.europa.eu/environment/nature/conservation/species/action_plans...
- The IUCN Red List of Threatened Species 2020 - Spermophilus citellus. Hegyeli, Z. 2020. Spermophilus citellus. The IUCN Red List of Threatened Species 2020: e.T20472A91282380. https://dx.doi.org/10.2305/IUCN.UK.2020-2.RLTS.T20472A91282380.en.

MEMBER OF THE EDITORIAL BOARDS:
- Journal of Wildlife and Biodiversity (JWB) https://wildlife-biodiversity.com/index.php/jwb/about/editorialTeam
- Scientific Reports in Life Sciences (SRLS)
https://www.scientific-reports.com/index.php/srls/about/editorialTeam
- Land (MDPI) https://www.mdpi.com/journal/land/submission_reviewers

Research interests

Small mammals (Micromammalia)
Behavioral ecology of mammals
Conservation biology of mammals
Invasive alien mammals

Publications

https://www.researchgate.net/profile/Yordan_Koshev
https://bas.academia.edu/YordanKoshev
https://sciprofiles.com/profile/koshev

PEER REVIEWED JOURNALS (International Scientific Indexing):

Koshev Y., Š. Říčanová, M. Kachamakova, O. Říčan. 2023. The European Ground Squirrel’s Genetic Diversity in Its Ancestral Land: Landscape Insights and Conservation Implications. Diversity, 15(3):365. https://doi.org/10.3390/d15030365 [IF WoS = 3.031; SJR Q1].

Kachamakova M., Y. Mutafchiev, P.N. Nikolov, Y. Koshev. 2023. Conservation of host, translocation of parasites—monitoring of helminths during population reinforcement of the European ground squirrel (Spermophilus citellus). - Diversity, 15(2): 266. https://doi.org/10.3390/d15020266 [IF WoS = 3.031; SJR Q1].

Kachamakova M., T. Koynova, R. Tsvetkov, Y. Koshev. 2022. First evidence for active carnivorous predation in the European ground squirrel. - Acta ethologica, https://doi.org/10.1007/s10211-022-00399-w [IF WoS = 1.231; SJR Q2].

Kachamakova M., Y. Koshev, D.-L. Rammou, S. Spasov. 2022. Rise and fall: Results of a multidisciplinary study and 5-year long monitoring of conservation translocation of the European ground squirrel. - Biodiversity Data Journal 10: e83321. https://doi.org/10.3897/BDJ.10.e83321 [IF WoS = 1.54; SJR Q2].

Koshev Y. S., N. P. Nedyalkov, I. A. Raykov. 2022. Range expansion of three invasive alien mammals in Bulgaria. - Russian Journal of Theriology, 21 (1): 53-62. doi: 10.15298/rusjtheriol.21.1.06; https://zmmu.msu.ru/rjt/articles/ther21_1_053-062.pdf [IF WoS = 0.378; SJR Q4].

Kachamakova M., Y. Koshev. 2021. Post-release settlement and survival of endangered European ground squirrel after conservation reinforcement. - Journal for Nature Conservation, 63: 126048. https://doi.org/10.1016/j.jnc.2021.126048 [IF WoS = 2.831; SJR Q2].

Kachamakova M., Y. Koshev, I. Millesi. 2020. Resident European ground squirrels exhibit higher stress levels than translocated individuals after conservation reinforcement. - Mammalian Biology, https://doi.org/10.1007/s42991-020-00066-2 [IF WoS = 1.735; SJR Q1].

Koshev Y.S., M.M. Petrov, N.P. Nedyalkov, I. Raykov. 2020. Invasive raccoon dog depredation on nests can have strong negative impact on the Dalmatian pelican’s breeding population in Bulgaria. - European Journal of Wildlife Research 66, 85. https://doi.org/10.1007/s10344-020-01423-9 [IF WoS = 1.539; SJR Q2].

Kachamakova M., V. Antonova, Y. Koshev. 2019. The role of ant nests in European ground squirrel’s (Spermophilus citellus) post-reintroduction adaptation in two Bulgarian mountains. - Biodiversity Data Journal 7: e38292. https://doi.org/10.3897/BDJ.7.e38292 [IF WoS = 1.029; SJR Q2].

Koshev Y. 2019. Occurrence of the American Mink Neovison vison (Schreber, 1777) (Carnivora: Mustelidae) in Bulgaria. – Acta Zoologica Bulgarica, 73(3): 417-425. http://www.acta-zoologica-bulgarica.eu/downloads/acta-zoologica-bulgaric... [IF WoS = 0.278; SJR Q4].

Koshev Y., M. Kachamakova, S. Arangelov, D. Ragyov. 2019. Translocations of European ground squirrel (Spermophilus citellus) along altitudinal gradient in Bulgaria – an overview. - Nature Conservation, 35: 63-95. https://doi.org/10.3897/natureconservation.35.30911 [IF WoS = 1.33; SJR Q2].

Chassovnikarova T., M. Rovatsos, N. Atanasov, Y. Koshev. 2015. Sex chromosome variability of Spermophilus citellus (Linnaeus, 1766) in the Southeastern part of the Balkan Peninsula. – Mammalian Biology, 80(4): 365-371. https://doi.org/10.1016/j.mambio.2014.10.002 [IF WoS = 1.4; SJR Q1].

Nedyalkov N., Y. Koshev. 2014. Small Mammals (Erinaceomorpha, Soricomorpha, Rodentia, Lagomorpha) in Besaparski Ridove Special Protection Area (Natura 2000), Southern Bulgaria: Species Composition, Distribution and Conservation. - Acta Zoologica Bulgarica, Suppl. 5: 201-212. https://www.acta-zoologica-bulgarica.eu/downloads/acta-zoologica-bulgari... [IF WoS = 0.31; SJR Q3].

Koshev Y. 2014. Small Mammals (Mammalia: Erinaceomorpha, Soricomorpha, Rodentia and Lagomorpha) in Ponor Special Protection Area (Natura 2000), Western Bulgaria: Species Diversity, Distribution and Conservation. – Acta Zoologica Bulgarica, Suppl. 5: 107-115 https://www.acta-zoologica-bulgarica.eu/downloads/acta-zoologica-bulgari... [IF WoS = 0.31; SJR Q3].

Nedyalkov N., Y. Koshev, I. Raykov, G. Bardarov 2014. Cases of variation of coat of small mammals from Bulgaria. – North West Journal of Zoology, 10(2): 314-317. http://biozoojournals.ro/nwjz/content/v10n2/nwjz_141704_Nedyalkov.pdf [IF WoS = 0.869; SJR Q2].

Říčanová Š., Y. Koshev, O. Říčan, N. Ćosić, D. Ćirović, F. Sedláček, J. Bryja. 2013. Multilocus phylogeography of the European ground squirrel: cryptic interglacial refugia of continental climate in Europe. – Molecular Ecology, 22: 4256–4269. https://doi.org/10.1111/mec.12382 [IF = 6.494; SJR Q1].

Kambourova-Ivanova N., Y. Koshev, G. Popgeorgiev, D. Ragyov, M. Pavlova, I. Mollov, N. Nedialkov. 2012. Effect of traffic on mortality of amphibians, reptiles, birds and mammals on two types of roads between Pazardzhik and Plovdiv region (Bulgaria) – Preliminary Results. – Acta Zoologica Bulgarica, 64 (1): 57-67. https://www.acta-zoologica-bulgarica.eu/downloads/acta-zoologica-bulgari... [IF WoS = 0.532; SJR Q4].

Koshev Y. 2010. Interspecific aggressive behaviour of European ground squirrel (Spermophilus citellus L.). – Biotechnology & Biotechnological Equipment, 24 (2) Special Edition: 671-674. https://doi.org/10.1080/13102818.2010.10817919 [IF WoS = 0.373; SJR Q4]

Golemansky V., Y. Koshev. 2009. Systematic and ecological survey on Coccidians (Apicomplexa: Eucoccidida) in European ground squirrel (Spermophilus citellus L.) (Rodentia: Sciuridae) from Bulgaria. – Acta Zoologica Bulgarica, 61 (2): 141-148. https://www.acta-zoologica-bulgarica.eu/downloads/acta-zoologica-bulgari... [WoS indexed journal].

Koshev Y., M. Kocheva. 2008. Daily activity pattern in free-living European ground squirrels Spermophilus citellus (Mammalia, Rodentia) from Northwestern Bulgaria. – Acta Zoologica Bulgarica, suppl. 2: 149-154. https://www.acta-zoologica-bulgarica.eu/downloads/acta-zoologica-bulgari... [WoS indexed journal].

Kоshev Y., I. Pandourski. 2008. Structure and variability of alarm calls of European ground squirrel Spermophilus citellus L. 1766 (Mammalia: Rodentia) from Western Bulgaria. – Acta Zoologica Bulgarica, 60 (1): 99-105. https://www.acta-zoologica-bulgarica.eu/downloads/acta-zoologica-bulgari... [WoS indexed journal].

Golemansky V., Y. Koshev. 2007. Coccidian parasites (Eucoccidia: Eimeriidae) of European ground squirrel (Spermophilus citellus L., 1766) (Rodentia: Sciuridae) from Bulgaria. – Acta Zoologica Bulgarica, 59 (1): 81-85. [WoS Zoological Record​ indexed journal]

PEER REVIEWED JOURNALS:

Stoeva E., I. Ivanov, I. Stoev, L. Yankov, A. Mechev, Y. Koshev. 2016. Successful reinforcement of the European souslik of “Green Balkans” NGOs in the “Sinite kamani” Nature park, Bulgaria. – Annuaire de l’Université de Sofia “St. Kliment Ohridski”, Faculte de Biologie, First National Conference of Reintroduction of Conservation-reliant Species, Sofia 2015, University Press 2016, pp. 153-165. https://www.uni-sofia.bg/index.php/bul/content/download/160168/1141175/v...

Nedyalkov N., Y. Koshev 2016. Species composition and conservation of small mammals (Mammalia: Erinaceomorpha, Soricomorpha, Lagomorpha, Rodentia) in Vrachanska Planina Mountains, Bulgaria – Bechev D., D. Georgiev. (Eds). Faunistik diversity of Vrachanski Balkan Nature Park – ZooNotes, Suppl. 3, Plovdiv University Press, Plovdiv, 277-284pp. http://www.zoonotes.bio.uni-plovdiv.bg/Supplements/Suppl%203/small%20mam...

Ragyov D., Y. Koshev, E. Kmetova, G. Gradev, G. Stoyanov, I. Stoev, D. Marinov. 2012. Preparatory activities for Saker Falcon (Falco cherrug) reintroduction in Bulgaria: habitat management and electrocution risk assessment. – Aquila, 119: 91-103. ISSN 0374-5708. https://sakerlife2.mme.hu/sites/default/files/Aquila-119-108-Ragyov/inde...

Koshev Y. 2009. Distribution, isolation and recent status of European ground squirrel (Spermophilus citellus L.) in Pazardzhik district, Bulgaria. Annual of Shumen University “Konstantin Preslavsky”, Faculty of Natural Sciences, Vol. XIX B6: 97-109. ISSN: 1311-834X.

Koshev Y. 2008. Distribution and status of European ground squirrel (Spermophilus citellus) in Bulgaria. – Lynx (Praha) n.s., 39 (2): 251-261. https://publikace.nm.cz/en/file/01e51d2b79dcaf4fa84f3925b37704e4/16129/K...

Koshev Y., P. Genov. 2008. New record of Steppe polecat (Mustela eversmanni Lesson, 1827) in Northwestern Bulgaria. – Historia Naturalis Bulgarica, 19: 183-184. http://www.nmnhs.com/historia-naturalis-bulgarica/pdfs/000338000192008.pdf

Koshev Y., M. Kocheva. 2007. Environmental factors and distribution of European ground squirrel (Spermophilus citellus) in Bulgaria – Journal "Ecology & Safety. International Scientific Publications", 1: 276-287. ISSN 1313-2563.

PROCEEDINGS FROM CONFERENCES:

Koshev Y. S., M. N. Beltcheva, R. P. Metcheva, I. A. Aleksieva, M. N. Kachamakova. 2022. Small mammals in Rila National Park, Bulgaria: Diversity, Threats and Conservation. In: Nikolova M (Ed). Scientific reports: Scientific conference "30 years of Rila National Park" - A challenge for future generations 03 June 2022, 61-68. Directorate of the National Park “Rila”, Blagoevgrad, Bulgaria. ISBN 978-619-90533-8-6.

Koshev Y. S., M. N. Kachamakova. 2022. Vulnerability of small mammals of climate change in the Rila Mountain, Bulgaria. In: Nikolova M (Ed). Scientific reports: Scientific conference "30 years of Rila National Park" - A challenge for future generations 03 June 2022, 69-82. Directorate of the National Park “Rila”, Blagoevgrad, Bulgaria. ISBN 978-619-90533-8-6.

Koshev Y. 2008. Primarly data about structure of dominancy and small mammal (Micromammalia) species diversity in relation to the intensity of grazing. In: Velcheva I., A. Tsekov (Eds): Proceeding of Anniversary Scientific Conference of Ecology Plovdiv, November 1st 2008, p. 241-247. (In Bulgarian with English summary)

Koshev. Y., S. Zidarova. 2007. Small mammals (Insectivora, Rodentia and Lagomorpha) of Eastern Rila Mountain (Bulgaria). In: Proceedings of Conference “Evolution and Ecology III” Union of Scientists in Bulgaria, Sofia, 59-66.

Koshev Y., N. Atanassov. 2005. Ecological - faunistic investigation of small mammals (Micromammalia) in the region of Dragoman marsh (Western Bulgaria). In: First National Scientific Conference of Ecology “Biodeversity, Ecosystems, Global changes”, Sofia, Bulgaria. Sofia, Petekston Publishing House, 179-185. (In Bulgarian with English summary)

Koshev Y., N. Atanassov, M. Kocheva. 2005. Relation between body mass and home range size of small mammals. In: Proceeding of the Balkan Scientific Conference of Biology, 19-21 May 2005, Plovdiv, Bulgaria, 437-444.

Atanassov N., Y. Koshev. 2004. Dynamics of small rodents’ population spatial structure in the region of Beglika reserve (Western Rhodopes, Bulgaria). In: National conference with international participation Stara Zagora – 2004. Stara Zagora Union of Scientists, Vol. 5, 359–364.

Koshev Y. 2004. Evolution of behavior. In: Proceedings from Conference "Evolution and Ecology - 2004", Union of Scientist of Bulgaria. Sofia, 33-41. (In Bulgarian with English summary)

BOOKS:

Trichkova T.(Ed.), Y. Koshev, B. Nikolov, M. Todorov , R. Tomov, E. Uzunova, S. Lukanov, Z. Hubenov, D. Georgiev, T. Stefanov. 2020. Brief guide of invasive alien species of importance for the European Union and Bulgaria. — Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Sciences, Network for Invasive Alien Species in the Danube Region (DIAS), Sofia, 47 p. (In Bulgarian) http://esenias.org/files/AlienCSI_12_Guide_IAS_Bulgaria_web2.pdf

Koshev Y. 2022. Action Plan for the Conservation of the European ground squirrel (Spermophilus citellus) in Bulgaria 2022 - 2031, MoEW, BSPB, Sofia. 160 p. https://www.moew.government.bg/static/media/ups/tiny/filebase/Nature/Bio...

PARTS OF BOOKS:

Nedyalkov N., Y. Koshev. 2017. ESENIAS Factsheets: Myocastor coypus (Molina, 1782). In: Trichkova T., Uludağ A., Zenetos A., Vladimirov V., Tomov R. Cogălniceanu D. & Duplić A. (Eds.) 2017. ESENIAS Scientific Reports 2. East and South European Network for Invasive Alien Species – A tool to support the management of alien species in Bulgaria (ESENIAS-TOOLS). IBER-BAS, ESENIAS, Sofia, Bulgaria. Available at: http://www.esenias.org

Nedyalkov N., Y. Koshev. 2017. ESENIAS Factsheets: Rattus norvegicus (Berkenhout, 1769). In: Trichkova T., Uludağ A., Zenetos A., Vladimirov V., Tomov R. Cogălniceanu D. & Duplić A. (Eds.) 2017. ESENIAS Scientific Reports 2. East and South European Network for Invasive Alien Species – A tool to support the management of alien species in Bulgaria (ESENIAS-TOOLS). IBER-BAS, ESENIAS, Sofia, Bulgaria. Available at: http://www.esenias.org

Nedyalkov N., Y. Koshev. 2017. ESENIAS Factsheets: Rattus rattus (Linnaeus, 1758). In: Trichkova T., Uludağ A., Zenetos A., Vladimirov V., Tomov R. Cogălniceanu D. & Duplić A. (Eds.) 2017. ESENIAS Scientific Reports 2. East and South European Network for Invasive Alien Species – A tool to support the management of alien species in Bulgaria (ESENIAS-TOOLS). IBER-BAS, ESENIAS, Sofia, Bulgaria. Available at: http://www.esenias.org

Koshev Y. N. Nedyalkov. 2017. Callosciurus erythraeus (Pallas, 1779). In: Trickova Т., V. Vladimirov, R. Tomov, M. Todorov (eds): Guide to invasive alien species of European Union concern, IBER-BAS, ESENIAS, 2017, 176, 126-129.

Nedyalkov N., Y. Koshev. 2017. Muntiacus reevesi (Ogilby, 1839). In: Trickova Т., V. Vladimirov, R. Tomov, M. Todorov (eds): Guide to invasive alien species of European Union concern, IBER-BAS, ESENIAS, 2017, 176,, 134-137

Nedyalkov N., Y. Koshev. 2017. Myocastor coypus (Molina, 1782). In: Trickova Т., V. Vladimirov, R. Tomov, M. Todorov (eds): Guide to invasive alien species of European Union concern, IBER-BAS, ESENIAS, 2017, 176, 138-141

Nedyalkov N., Y. Koshev. 2017. Nasua nasua (Linnaeus, 1766). In: Trickova Т., V. Vladimirov, R. Tomov, M. Todorov (eds): Guide to invasive alien species of European Union concern, IBER-BAS, ESENIAS, 2017, 176, 142-145

Koshev Y. N. Nedyalkov. 2017. Procyon lotor (Linnaeus, 1758). In: Trickova Т., V. Vladimirov, R. Tomov, M. Todorov (eds): Guide to invasive alien species of European Union concern, IBER-BAS, ESENIAS, 2017, 176, 146-149

Koshev Y. N. Nedyalkov. 2017. Sciurus carolinensis (Gmelin, 1788). In: Trickova Т., V. Vladimirov, R. Tomov, M. Todorov (eds): Guide to invasive alien species of European Union concern, IBER-BAS, ESENIAS, 2017, 176, 150-153

Koshev Y. N. Nedyalkov. 2017. Sciurus niger (Linnaeus, 1758). In: Trickova Т., V. Vladimirov, R. Tomov, M. Todorov (eds): Guide to invasive alien species of European Union concern, IBER-BAS, ESENIAS, 2017, 176, 154-157

Koshev Y. N. Nedyalkov. 2017. Tamias sibiricus (Laxmann, 1769). In: Trickova Т., V. Vladimirov, R. Tomov, M. Todorov (eds): Guide to invasive alien species of European Union concern, IBER-BAS, ESENIAS, 2017, 176, 158-161

Trichkova T., Tomov R., Vladimirov V., Hubenov Z., Koshev Y., Nikolov B., Tzankov N., Stanchev R., Hardalova R. 2016. Alien species in Bulgaria: Policy, projects, research and awareness raising. Rat M., T. Trichkova, R. Scalera, R. Tomov, A. Uludag (Eds.), First ESENIAS Report: State of the Art of Invasive Alien Species in South-Eastern Europe. Publishers: UNS PMF, Novi Sad, Serbia, IBER-BAS, Sofia, Bulgaria, ESENIAS, 2016, ISBN:978-86-7031-3316, 11-31.

Koshev Y. 2009. River otter (Lutra lutra). In: Zingstra. H (final edit), Kovachev, А., Kitnaes, К., Tzonev, R., Dimova, D., Tzvetkov, P. 2009. Guidelines for Assessing Favourable Conservation Status of Natura 2000 Species and Habitat types in Bulgaria, pp: 619-623. Bulgarian Biodiversity Foundation, Sofia (English). Bulgarian Biodiversity Foundation, Geosoft Ltd, IPK Rodina, Sofia. pp: 865. ISBN 978-954-9959-49-9.

UNPUBLISHED REPORTS:

Ragyov D., Kmetova E., Dixon A., Franz K., Koshev Y. and N. Nedialkov. 2009. Saker Falcon Falco cherrug Reintroduction in Bulgaria: Feasibility Study. SESN. Sofia.

Koshev Y. 2005. Conservation of the European souslik: a step towards the prosperity of its native predators and preferred habitats. Final report. The Whitley Laing Foundation for International Nature Conservation. Rufford Small Grant Programme, UK.

Georgiev D., Y. Koshev. 2006. A report on the distribution and the habitats of the otter (Lutra lutra) in Bulgaria, and taking a part in the preparing of a conception of its conservation in the country in the Natura 2000 network. Ministry of the Environment and waters, Bulgaria, 17 pp.

CITATIONS:
The publications of Y. Koshev have been cited more than 220 times:
- 79 times in ISI scientific journals with IF;
- 45 times in ISI scientific journals without IF;
- 15 times in scientific journals (no IF);
- 20 times in PhD thesis;
- 15 times in scientific monograph book;
and etc.

PARTICIPATIONS IN SCIENTIFIC FORUMS:

National conferences:
1. I-st Balkan Scientific Conference Of Biology, 19-21 May 2005, Plovdiv, BULGARIA.
2. I-st National Scientific Conference Of Ecology “Biodeversity, Ecosystems, Global changes”, 4-5 november 2004, Sofia, BULGARIA.
3. National Conference With International Participation “Stara Zagora – 2004”, 3-4 June 2004, Stara Zagora, BULGARIA.
4. Conference "Evolution and Ecology - 2004", Union of Scientist of Bulgaria. 2004, Sofia, Bulgaria.
5. Conference “Evolution and Ecology - III”, Union of Scientists in Bulgaria, 20-21.04.2007, Sofia, BULGARIA.
6. VI-th National Conference Of Zoology, Sofia University, 21-22.05.2007, Sofia, BULGARIA.
7. VII-th National Scientific Conference With International Participation “Nature science' 2008”, Shumen University, 25-28.09. 2008, Varna, BULGARIA.
8. First Scientific-Practical Conference With International Participation “Ecology And Environment – Regional And National Problems And Trends”, UACEG, 5-7.06.2008, Sofia, BULGARIA.
9. Anniversary Scientific Conference Of Ecology, Plovdiv, 1.11.2008, Faculty of Biology, Plovdiv University, Plovdiv, BULGARIA.
10. Second balkan conference on Biology, 21-23.05.2010, Plovdiv, 50 years University of Plovdiv, Plovdiv, BULGARIA.
11. International Conference On Zoology, October 8 – 10, 2012 Hissar, Bulgaria, 50th anniversary of the Department of Zoology, University of Plovdiv, Plovdiv, BULGARIA.
12. First National Conference Of Reintroduction Of Conservation Significant Species. Sofia University, Biological Faculty, 18 до 20 November 2015, Sofia, BULGARIA. Internet: www.reintro.biofac.info
13. Seminar Of Ecology-2018 With International Participation, 26-27 April 2018, IBER-BAS, Union of Scientists of Bulgaria, BULGARIA.
14. Scientific conference "30 years of Rila National Park " - A challenge for future generations ", 03 June 2022, Direction of the National Park “Rila”, Blagoevgrad, Bulgaria.

International conferences:
1. V-th European conference on Behavioural biology, July 16th-18th, 2010, Ferrara, ITALY.
2. III European Ground Squirrel Meeting 2010, 27.09-04.10.2010, Ordu, TURKEY.
3. 2nd European Congress Of Conservation Biology, Czech University Of Life Sciences, Prague, September 01 – 05. 2009, CZECH REPUBLIC.
4. 10th International Congress On The Zoogeography And Ecology Of Greece And Adjacent Regions, June 26-30, 2006 Patras, GREECE.
5. 1st European Ground Squirrel Meeting, 20-24 October 2006, Fesotarkany, Bukk National Park, HUNGARY.
6. 2nd European Ground Squirrel Meeting 2008, 1-5 October 2008, Svaty Jan pod Skalou, CZECH REPUBLIC.
7. International Conference “Balkans – Hot Spots Of Ancient And Present Genetic Diversity” Sofia, 17 - 20 June 2009, BULGARIA.
8. 13th Rodens Et Spatium Conference, 16-20 July 2012, Rovaniemi, FINLAND.
9. The Seventh International Zoological Congress Of “Grigore Antipa” Museum (Czga 2015), during 18-21 November 2015, Bucharest, ROMANIA.
10. The Eigth International Zoological Congress Of “Grigore Antipa” Museum (CZGA 2016), during 16-19 November 2016, Bucharest, ROMANIA.
11. 6th European Ground Squirrel Meeting, 2017 Beograd, REPUBLIC OF SREBIA.
12. 8-th International Colloquium on Squirrels 4 – 8 June 2018, Zoology, School of Natural Sciences, National University of Ireland, Galway, REPUBLIC OF IRELAND.
13. VII-th European ground squirrel meeting & Subterranean Rodents Workshop, 1-5 October 2018, Budapest, HUNGARY.
14. International Scientific Conference “Kliment’s days” 8–9 November 2018, Sofia University “St. Kliment Ohridski”, Faculty of Biology, National Science Fund of Ministry of Education and Science of Bulgaria, Sofia, BULGARIA.
15. International Scientific Conference On Restoration Of Conservation-Reliant
Species And Habitats (ResConf 2020); Faculty Of Biology, Sofia University St. Kliment Ohridski, 6-7 November 2020, Sofia, BULGARIA.
16. Joint ESENIAS and DIAS Scientific Conference and 10th ESENIAS
Workshop “Ten years of cooperation and networking on invasive alien species in East and
South Europe 07–09 December 2021.

Last update 01.06.2022

Affiliation

Department

Ecosystem Research, Environmental Risk Assessment and Conservation Biology

Division

Biomonitoring and Ecological Risk Assessment

History

Member for

11 years 30 weeks