New data on water beetles (Coleoptera: Gyrinidae, Haliplidae, Noteridae, Dytiscidae, Hydrophilidae, Elmidae) of Primorsky Krai (Russia) Author Sazhnev, A. S. Author Prokin, A. A. Author Sergeev, M. E. text Russian Entomological Journal 2021 2021-09-30 30 3 264 274 http://dx.doi.org/10.15298/rusentj.30.3.03 journal article 10.15298/rusentj.30.3.03 0132-8069 13178748 Hygrotus ( Coelambus ) chinensis (Sharp, 1882) MATERIAL EXAMINED. Spassk-Dalny, light-trapped, 10.VII.2016 , 2 exs. DISTRIBUTION. Mongolia , China , North and South Korea , Russian Far East (Primorsky Krai), Japan [ Nilsson, Sundukov, 2009a ; Hájek, 2017a ].