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Kal Ivanov

Kal quoteContact Dr. Ivanov at kal.ivanov@vmnh.virginia.gov.

Professional Experience

  • Assistant Curator of Invertebrate Zoology, Virginia Museum of Natural History
  • Instructor, Department of Biology, John Carroll University
  • Instructor, Department of Biological, Geological, and Environmental Sciences, Cleveland State University
  • Collections Assistant, Department of Invertebrate Zoology, Cleveland Museum of Natural History
  • Research Biologist, Department of Biology and Ecology of Terrestrial Animals, Institute of Zoology, Bulgarian Academy of Sciences


  • Ph.D. Ecology, Cleveland State University, 2010
  • M.Sc. Entomology, Sofia University, 2000

Research Interests

  • Taxonomy, systematics and natural history of ants (Hymenoptera:  Formicidae)
  • Hymenoptera taxonomy and systematics
  • Biodiversity
  • Arthropod sampling techniques
  • Community and urban ecology
  • Invasion biology

 Professional Services

  • Secretary, Entomology Section, Virginia Academy of Sciences
  • Secretary, Natural History and Biodiversity Section, Virginia Academy of Sciences

 Professional Memberships

  • Entomological Society of America
  • Entomological Society of Washington
  • International Society of Hymenopterists
  • Ohio Biological Survey
  • Virginia Academy of Sciences
  • Virginia Natural History Society

 Selected Publications

  • Ivanov, K. 2016. Exotic ants (Hymenoptera: Formicidae) of Ohio. Journal of Hymenoptera Research 51: 203-226. doi: 10.3897/jhr.51.9135
  • Paluh, D., C. Eddy, C. Hickerson, K. Ivanov, and C. Anthony. 2015. Selective foraging on ants by a terrestrial polymorphic salamander. American Midland Naturalist 174:265-277
  • Ivanov, K., J. Keiper. 2011. Potential impacts of the invasive herb garlic mustard (Alliaria petiolata) on local ant (Hymenoptera: Formicidae) communities in northern temperate forests. Jeffersoniana 26: 1-14
  • Ivanov, K., O. M. Lockhart, J. Keiper, and B. M. Walton. 2011. Status of the exotic ant Nylanderia flavipes (Hymenoptera: Formicidae) in northeastern Ohio. Biological Invasions 9: 1945-1950. DOI 10.1007/s10530-011-0021-z
  • Ivanov, K., J. Keiper. 2010. Ant (Hymenoptera: Formicidae) diversity and community composition along sharp urban forest edges. Biodiversity and Conservation 19:3917-3933. DOI 10.1007/s1053 1-010-9937-3
  • Ivanov, K., J. Milligan, and J. Keiper. 2010. Efficiency of the Winkler method for extracting ants (Hymenoptera: Formicidae) from temperate-forest litter. Myrmecological News 13: 73-79
  • Ivanov, K., J. Keiper. 2009. Effectiveness and biases of Winkler litter extraction and pitfall trapping for collecting ground-dwelling ants in northern temperate forests. Environmental Entomology 38(6): 1724-1736
  • Francoeur, A., K. Ivanov. 2008. The known range of Myrmica semiparasitica (Formicidae: Hymenoptera). Notes from Underground 13(1).
  • Ivanov, K., J. Milligan. 2008. Paratrechina flavipes(Smith) (Hymenoptera: Formicidae), a new exotic ant for Ohio. Proceedings Entomological Society of Washington 110(2): 439-444
  • Georgiev, G., T. Ljubomirov, M. Raikova, K. Ivanov, V. Sakalian. 2004. Insectinhabitants of old larval galleries of Saperda populanea (L.) (Col. Cerambycidae) in Bulgaria. Journal of Pest Science 77: 235-243
  • Georgiev, G., M. Raikova, T. Ljubomirov, K. Ivanov. 2004. New parasitoids of Saperda populanea(L.) (Col. Cerambycidae) in Bulgaria. Journal of Pest Science 77: 179-182
  • Georgiev, G., V. Sakalian, K. Ivanov, P. Boyadzhiev. 2004. Insects reared from stems and branches of goat willow (Salix caprea ) in Bulgaria. Journal of Pest Science 77: 151-153
  • Ivanov, K. 2003. Hybrizontinae (Hymenoptera; Ichneumonidae) – a new subfamily to the fauna of Montenegro. In: V. Pesic, V. Spalevic, G. Karaman, Z. Jovovic, and M. Langourov (Eds). The Biodiversity of the Biogradska Gora National Park. Monographies I, Department of Biology, University of Montenegro & Centre for Biodiversity of Montenegro: 104-105.
  • Ivanov, K. 2002. New faunistic records of family Ichneumonidae (Insecta: Hymenoptera) from Razgradski Heights (NE Bulgaria). - Acta Zoologica Bulgarica 54(1): 35-42.
  • Ivanov, K., T. Ljubomirov. 2001. Hymenoptera (Insecta) in  Kresna Gorge (SW Bulgaria).  In: P. Beron (Ed). Biodiversity of Kresna Gorge: 205-215.
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