11 spp., all boreal, were collected in 2004-2005 in the Reserve, which is situated within the larch taiga zone of the Russian Far East, ca 52°N and 500-2175 m a.s.1. Interesting is the presence of Somatochlora sahlbergi Trybom, but the southernmost locality of this sp. is on the Sokhondo Mt in Transbaikalia.