Vol. 13, No. 4, 2020

Inland Water Biology

Structure and Functioning of Aquatic Ecosystems

Complex Analysis of the Plankton Community of two Brown-Water Bog Lakes in the European Part of Russia

M. V. Umanskaya, S. V. Bykova, O. V. Mukhortova, N. G. Tarasova and E. N. Unkovskaya p. 473 abstract

Biology, Morphology, and Systematics of Hydrobionts

Features of Biomorph of Hydrilla verticillata (Hydrocharitaceae)

A. N. Efremov, A. A. Pushkina and Ya. V. Bolotova p. 485 abstract

Micromorphology of Relict Hydrophytes from the Lower Amur Region

D. Ju. Tsyrenova p. 496 abstract

Expansion of Distribution and Morphology of Diatom Nupela giluwensis

A. M. Glushchenko and M. S. Kulikovskiy p. 503 abstract

Convergences in the Architectonics of Tremadodes Musculature and the Relationship Between the Concepts of Convergence and Parallelism

M. V. Yastrebov, E. N. Glagoleva and I. V. Yastrebova p. 507 abstract

Patterns of Phenetic Diversity and Taxonomy of the Common Rudd Scardinius erythrophthalmus (Cypriniformes, Cyprinidae) from the Water Bodies of Russia and Adjacent Countries

A. V. Kozhara, A. S. Mavrin and A. N. Mironovsky p. 516 abstract

Copepod Cyclops bohater (Crustacea, Copepoda) in the European Part of Russia

V. I. Lazareva and S. M. Zhdanova p. 528 abstract

Phytoplankton, Phytobenthos, Phytoperiphyton

Comparative Analysis of Chlorophyll a Content in Freshwater and Marine Waterbodies

L. E. Sigareva, T. G. Koreneva, N. M. Mineeva and N. A. Timofeeva p. 539 abstract

Interannual Changes in Phytoplankton of the Iriklinsky Reservoir

E. A. Dzhaiani p. 549 abstract

Diversity and Peculiarities of the Formation of Stomatocysts of the Chrysophyceae in a Waterbody in the South of Western Siberia

O. P. Bazhenova and I. Yu. Igoshkina p. 556 abstract

Global Occurrence of Cyanobacteria: Causes and Effects (Review)

V. I. Sukharevich and Yu. M. Polyak p. 566 abstract

Composition, Structure, and Distribution of the Phytoplankton of a Highly Mineralized Karst Lake

E. L. Vodeneeva, A. G. Okhapkin, S. I. Genkal, P. V. Kulizin, E. M. Sharagina and K. O. Skameykina p. 576 abstract

Aquatic Microbiology

Long-Term Dynamics of Heterotrophic Bacterioplankton in a Large Eutrophic Reservoir

A. I. Kopylov, D. B. Kosolapov and I. S. Mikryakova p. 585 abstract

Zooplankton, Zoobenthos, Zooperiphyton

Macrozoobenthos Communities of Springs and Streams of the Eastern Circum-Pontic Region

D. M. Palatov and M. V. Chertoprud p. 592 abstract

Zooplankton in the Lake Tana Shore Zone (Ethiopia) at the Beginning of the Dry Season

A. V. Krylov, W. Zelalem, A. A. Prokin and F. N. Shkil p. 605 abstract

Ichthyology

Exogenous Feeding in the Early Life Stages of Sturgeon (Acipenseridae) (Review)

G. I. Ruban p. 613 abstract

Seasonal Dynamics of the Ratio of Rheoreaction Types of Roach Rutilus rutilus

D. S. Pavlov, V. Yu. Parshina and V. V. Kostin p. 620 abstract

Suckermouth-armored Catfish (Siluriformes: Loricariidae) of Central and Southern Vietnam

I. A. Stolbunov, Tran Duc Dien and J. W. Armbruster p. 627 abstract

Growth and Early Maturation of Brown Trout Salmo trutta in the Alatsoya River (Republic of Karelia)

E. D. Pavlov, A. G. Bush, V. V. Kostin and D. S. Pavlov p. 640 abstract

Unusual Thermoregulatory Behavior of Anadromous and Resident Larvae of the River Lamprey Lampetra fluviatilis (Petromyzontidae)

A. K Smirnov, V. K. Golovanov, A. O. Zvezdin, I. L. Golovanova and A. V. Kucheryavyy p. 648 abstract

Ecological Physiology and Biochemistry of Hydrobionts

Changes in the Gill Lipid Composition of Freshwater Mussel Anodonta cygnea under the Influence of Copper in Various Concentrations

N. N. Fokina, I. V. Sukhovskaja, O. B. Vasil’eva and N. N. Nemova p. 655 abstract

Structural Organization of Plasma Proteins as a Factor of Capillary Filtration in Pisces (Review)

A. M. Andreeva p. 664 abstract

Biomarkers of Oxidative Stress in Freshwater Bivalve Mollusks (Review)

Y. S. Klimova, G. M. Chuiko, D. S. Pesnya and E. S. Ivanova p. 674 abstract

Aquatic Toxicology

Mercury Content in Water Beetles (Coleoptera: Dytiscidae, Hydrophilidae) of Different Size Classes

Yu. G. Udodenko, A. A. Prokin, D. G. Seleznev, A. S. Sazhnev and E. S. Ivanova p. 684 abstract

Accumulation of Radionuclides in the Marsh Frog Pelophylax ridibundus in the Zone of a Nuclear Plant

D. L. Berzin, M. Ja. Chebotina and V. P. Guseva p. 691 abstract

Short Communications

Feature of Morphology of Pistillate Flowers of Typha pontica Klok. fil. & A. Krasnova (Typha L., Typhaceae) in Water Bodies in the South of Eastern Europe

A. N. Krasnova and T. N. Polshina p. 697 abstract

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