The fauna of Dolichopodidae in the Arkhangelsk Region was studied sporadically and currently in-cludes 50 species. Onezhskoye Pomorye National Park (Arkhangelsk Region, Russia) established 2013 to protect pristine forests coastal ecosystems hardly accessible territories along White Sea coast Onega Peninsula. insect almost un-known until recently, with only 17 Diptera species from Culicidae Chir...