Somatochlora sahlbergi Trybom, 1889 Perhaps the most northern dragonfly species inhabiting north taiga and forest tundra communities in Eurasia from Lapland to Kamchatka as well as in North America, and occurring in the taiga belt in the mountains of South Siberia.
a male
A medium-sized mesotrophic lake with scarce Sparganium, Potamogeton poligonifolium, surrounded by peat-moss mire, with Drosera, Chamaedaphne, Betula divaricata, Comarum palustre; situated within the stone birch forest belt at the foot of the Vachkazhets Mt. 53ø05'22'' N, 157ø52'43'' E, 500 m a. s. l., 24th July 2003
O. Kosterin