New records of aquatic and riparian beetles (Coleoptera) for the fauna of the Vologda Oblast (Russia) Author Sazhnev, A. S. Author Prokin, A. A. Author Komarova, A. S. Author Philippov, D. A. text Russian Entomological Journal 2022 2022-06-30 31 2 132 139 http://dx.doi.org/10.15298/rusentj.31.2.07 journal article 10.15298/rusentj.31.2.07 0132-8069 13179492 * Cercyon ( Cercyon ) tristis (Illiger, 1801) MATERIAL. Babushkinsky distr. : 6.5 km NW of Yurmanga settlement, Ivachikha River , 59°48´48´´N 43°00´58´´E , ripal (sandy-rocky bottom, pH=8.2, TDS=83 ppm), 14.VII.2020 , 1 ex. , DP, AK. Gryazovetsky distr. : 0.5 km SW of Fedorkovo vill., Lukhta River , 59°01´56´´N 40°15´46´´E , ripal (depth 0.1–0.4 m , clay-silty bottom, pH=7.7, TDS=318 ppm), 23.VIII.2020 , 1 ex. , AK, DP .