1. Aquatic Ecosystems Laboratory at the Institute of Industrial Ecology of the North, Kola Scientific Center, Russian Academy of Sciences, Akademgorodok 14a, 184209 Apatity, Murmansk region, Russia
2. Flora and Vegetation Laboratory at the Polar-Alpine Botanical Garden-Institute, Kola Science Center, Russian Academy of Sciences, Akademgorodok 18a, 184209 Apatity, Murmansk region, Russia