Vol. 14, No. 4, 2021

Contemporary Problems of Ecology

Oil Spills in Fresh Waters and State of Ecosystem of Lake Pyasino before the Incidental Spill of 2020

M. I. Gladyshev p. 313 abstract

Hydrochemical Indicators of Water Quality in the Norilsk–Pyasino Lake–River System after a Diesel Fuel Spill at Norilsk Heat and Power Plant 3 in 2020

D. M. Bezmaternykh, A. V. Puzanov, A. V. Kotovshchikov, A. V. Drobotov and A. P. Tolomeev p. 323 abstract

Composition and Concentration of Hydrocarbons of Bottom Sediments in the CHPP-3 Diesel-Fuel Spill Zone at AO NTEC (Norilsk, Arctic Siberia)

O. P. Taran, A. M. Skripnikov, V. A. Ionin, K. L. Kaigorodov, S. K. Krivonogov, N. N. Dobretsov, V. N. Dobretsov, E. V. Lazareva and N. N. Kruk p. 335 abstract

Bacteria of Lake Pyasino and Adjacent Rivers after an Accidental Diesel Spill in 2020

O. V. Kolmakova, M. Yu. Trusova, O. A. Baturina and M. R. Kabilov p. 356 abstract

Phytoplankton and Phytoperiphyton Characteristics of Lake Pyasino and Its Tributaries after an Accidental Fuel Spill in 2020

E. S. Kravchuk, A. V. Kotovshchikov and E. A. Ivanova p. 368 abstract

Zooplankton of Lake Pyasino and the Rivers Flowing into It after the Diesel Spill in 2020

O. P. Dubovskaya, O. E. Yolgina and I. I. Morozova p. 380 abstract

Zoobenthos of Lake Pyasino and the Rivers Flowing into It after the Diesel Spill of 2020

S. P. Shulepina, O. P. Dubovskaya and L. A. Glushchenko p. 391 abstract

Contents

Contemporary Problems of Ecology