фауна

The present work is a continuation of the inventory of the coleopterofauna of the water-terrestrial ecotones of the nature monument «Rasskazan’ Lake» Balashov district of Saratov province, which began in 2017. The study concerned the spring fauna of the period of occurrence of the Khoper river in low water after floods and the beginning of the stagnation of the lake water level.

The article describes the new experience of the long-term use of the Malaise trap (tent trap) for the season 2018–2019 on the territory of the National Park «Khvalynsky» (Saratov province). During this period, 44 species of beetles belonging to 19 families were recorded 6 species: Leiodes obesa (Schmidt, 1841), Philonthus concinnus (Gravenhorst, 1802), Mordellistena humeralis (Linnaeus, 1758), M. intersecta Emery, 1876, M. purpureonigrans Ermisch, 1963 and Scraptia fuscula P. W. J. Muller, 1821 were recorded in the fauna of Saratov oblast for the first time.

The article contains the results of the coastal beetles research (Medveditsa river Lysogorsky district Saratov region). There is also a brief description of the investigated biotope. List of 19 faunal species of beetles, that contains 9 species and one family, which are specified as new to the fauna of the Saratov Area, is presented. The representatives of investigated set of beetles are divided into ecological groups.

The article contains the results of the coastal beetles research (floodplain lakes of Medveditsa river Lysogorsky district Saratov region). There is also a brief description of the investigated biotope. List of 68 species of beetles is presented. The representatives of investigated set of beetles are divided into ecological groups, humid gradient and food chains.