Vol. 15, No. 2, 2022

Inland Water Biology

Biology, Morphology, and Systematics of Hydrobionts

Contribution to the Diversity of World Bacillariaceae: Two New Nitzschia Taxa

S. Blanco and C. N. Solak p. 89 abstract

Eudorylaimus chukotkanus sp. n. and E. mylnikovi sp. n. (Nematoda: Dorylaimida) from Lake El’gygytgyn (Chukotka, Russia)

V. A. Gusakov, V. G. Gagarin, F. N. Shkil and D. V. Zlenko p. 97 abstract

Phytoplankton, Phytobenthos, Phytoperiphyton

Algae of the Salt Lake Altaiskoye (Republic of Khakassia): Taxonomic Composition and Ecological Features

E. G. Makeeva and N. V. Osipova p. 107 abstract

Combined Effect of Light Intensity and Nitrogen Concentration in a Medium on the Structural and Functional Characteristics of Microalgae

N. Yu. Shoman and A. I. Akimov p. 115 abstract

Diatom Richness in the Temporal and Spatial Variability of Biotopes in Khara River Catchment, Mongolia

Bukhchuluun Tsegmid p. 122 abstract

Higher Aquatic Vegetation

Dynamics of Higher Aquatic Vegetation of Protected Shallow Water in Relation to Water-Level Regime in the Volga Reach of the Rybinsk Reservoir

S. A. Poddubnyi, E. V. Chemeris, A. V. Kutuzov, A. I. Tsvetkov and A. A. Bobrov p. 129 abstract

Zooplankton, Zoobenthos, and Zooperiphyton

The Spread of East Asian Copepod Thermocyclops taihokuensis (Crustacea, Copepoda) in the Volga River Basin

V. I. Lazareva, S. M. Zhdanova and R. Z. Sabitova p. 139 abstract

Ichthyology

Vertical Distribution of Ichthyofauna in Lakes on the Western Slopes of the Subpolar and Polar Urals

V. I. Ponomarev p. 149 abstract

Trophic Relations between Native Salvelinus malma Walb. and Introduced Oncorhynchus nerka Walb. in the Landlocked Lake Sevo, Kamchatka

O. Yu. Busarova, E. V. Esin and G. N. Markevich p. 160 abstract

Vulnerability in the Feeding Ecology of Endemic Mahseer, Tor malabaricus (Jerdon, 1849) from Western Ghats Biodiversity Hotspot, India

C. R. Renjithkumar, K. Roshni and K. Ranjeet p. 170 abstract

Genetic Variability of the Amur Sleeper (Perccottus glenii) and their Parasite, Cestode (Nippotaenia mogurndae), outside the Natural Area of Distribution

G. V. Alyamkin, O. N. Zhigileva and A. E. Zhokhov p. 179 abstract

Aquatic Toxicology

Accumulation of Trace Elements in the Marsh Frog Pelophylax ridibundus in Cooling Ponds of the Middle Urals

M. Ya. Chebotina, V. P. Guseva, D. L. Berzin, I. V. Volkov and E. V. Polyakov p. 189 abstract

Structural Transformations of Bottom Communities in Small Rivers of the Upper Ob and Irtysh Basin under the Influence of Mining Enterprises

L. V. Yanygina and A. A. Evseeva p. 195 abstract

Brief Communications

First Results of a Molecular Genetic Analysis of the European Invader Eurytemora velox (Crustacea, Calanoida)

N. M. Sukhikh and V. I. Lazareva p. 201 abstract

Contents