Belicheva, Lidia A., and Julia N. Sharova. 2015. “Assessment of Fish Health Status Under Long-Term Water Pollution : Vygozero Reservoir , North-West Russia”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (August): 368-73. https://doi.org/10.17770/etr2011vol2.965.