Helophorus (Rhopalohelophorus) flavipes (Fabricius, 1792)

Sazhnev, A. S., Prokin, A. A., Komarova, A. S. & Philippov, D. A., 2022, New records of aquatic and riparian beetles (Coleoptera) for the fauna of the Vologda Oblast (Russia), Russian Entomological Journal 31 (2), pp. 132-139 : 135

* Helophorus (Rhopalohelophorus) flavipes

(Fabricius, 1792)

MATERIAL. Gryazovetsky distr.: 0.5 km SW of Fedorkovo vill., Lukhta River , 59°01´56´´N 40°15´46´´E, river (depth 0.1–0.4 m, clay-silty bottom, pH=7.7, TDS=318 ppm), 23.VIII.2020, 11 exs., AK, DP. Tarnogsky distr .: 2.6 km N of Sergievskaya vill., Bol’shaya Salanga River , 60°16´02´´N 43°55´48´´E, ripal and on the sandbar (depth 0.3–0.7 m, current velocity 0.01–0.2 m /s, pH=7.9, sandy-rocky bottom), 17.VII.2020, 1 ex., DP, AK ; 0.4 km W of Pyatovskaya vill., 60°25´32´´N 43°38´55´´E, sown field edge, puddles, 18.VII.2020, 1 ex., AK, DP ; 0.5 km W of Pyatovskaya vill., Uloshka River , 60°25´33´´N 43°38´51´´E, stream (depth 0.1 m, pH=6.3), 18.VII.2020, 1 ex., AK, DP ; 4 km SE of Krasnoe rural locality, near Aksenovskaya abandoned built-up area, Uftyuga Riv- er, 60°29´44´´N 43°17´28´´E, shore of the river (depth 0.1–0.5 m, current velocity 0.01–0.1 m /s, pH=7.7, clay bottom), 18.VII.2020, 1 ex., DP, AK; same place; river backwater (depth 0.1–0.2 m, current velocity 0.01 m /s, pH=7.7, silty bottom), 18.VII.2020, 1 ex., DP, AK ; 0.6 km SW of Kvashninskaya vill., 60°29´03´´N 43°05´50´´E, stream (sandy bottom, depth 0.1 m, pH=7.7), 19.VII.2020, 2 exs., AK, DP ; 1.1 km W of Naumovskaya vill., Pocha River , 60°41´44´´N 43°05´48´´E, in the riverbed (depth 0.1–0.5 m, current velocity 0.01–0.1 m /s, pH=7.8, sandy-rocky bottom with silt), 20.VII.2020, 1 ex., DP, AK. Velikoustyugsky distr .: 4 km SE of Verkhnyaya Toz’ma vill., Bol’shaya Toz’ma River , 60°33´07´´N 45°14´57´´E, ripal (sandy-rocky bottom, pH=7.8), 16.VII.2020, 1 ex., AK, DP. Verkhovazhsky distr .: 5 km SW of Smetanino rural locality, 60°36´41´´N 41°45´32´´E, power line, puddles (clay bottom, depth 0.01–0.1 m), 29.VII.2020, 1 ex., DP .