1. Azov-Black Sea Branch of VNIRO (“AzNIIRKh”) website, Scientists from Azov-Black Sea branch of the VNIRO discovered the spread of a new fish species in the Don basin—the Pumpkinseed Sunfish, 2019. https://azniirkh.vniro.ru/content/read/archive/novosti/rasselenie-novogo-v-donskom-basseyne-vida-ryib-solnechnogo-okunya-obnaruzhili-uchenyie-azniirh?-ysclid=lofpt0kuiq321504228. Accessed November 21, 2023.
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3. Demchenko, V.A. and Demchenko, N.A., Alien species in the ichthyofauna of northwestern part of the Azov Sea basin, Russ. J. Biol. Invasions, 2015, vol. 6, no. 2, pp. 78–86.
4. Diripasko, O.A., Demchenko, N.A., Kulik, P.V., and Zabroda, T.A., Pumpkinseed sunfish Lepomis gibbosus (Centrarchidae, Perciformes) range expansion to the east of Ukraine), Visn. Zool., 2008, no. 42 (3), pp. 269–273.
5. Fedonenko, E.V. and Marenkov, O.N., Spreading, spatial distribution, and morphometric characteristics of the pumpkinseed sunfish Lepomis gibbosus (Centrarchidae, Perciformes) in the Zaporozhye Reservoir, Russ. J. Biol. Invasions, 2013, vol. 4, no. 3, pp. 194–199.