1. Institute of Biology, Irkutsk State University, 664025 Irkutsk, Russia
2. Institute of Biology, Ecology and Agricultural Technologies of the Petrozavodsk State University, 185640 Petrozavodsk, Russia
3. Institute of Biology, Karelian Research Centre of Russian Academy of Sciences, 185000 Petrozavodsk, Russia
4. Baikal Research Centre, 664025 Irkutsk, Russia
5. East Siberian Institute of Medical and Ecological Research, 665827 Angarsk, Russia
6. Department of Animal Morphology and Veterinary Sanitation, Irkutsk State Agrarian University n.a. A.A. Ezhevsky, 664038 Molodezhniy, Russia