Contents

Inland Water Biology

Vol. 19, No. 3, 2026

STRUCTURE AND FUNCTIONING OF WATER ECOSYSTEMS

Chlorophyll in Pelagial and Benthal of Small Lakes in Western Siberia

L. E. Sigareva, N. A. Timofeeva, A. N. Sharov, A. I. Tsvetkov, and V. V. Zakonnov p. 613  abstract

BIOLOGY, MORPHOLOGY, AND SYSTEMATICS OF AQUATIC ORGANISMS

Charophytes (Characeae, Streptophyta) from Lake Sevan, Armenia

V. S. Vishnyakov p. 622  abstract

Addition to the Charophyte Flora of Mongolia

V. S. Vishnyakov p. 630  abstract

Pseudovivipary: A Poorly Studied Method of Vegetative Reproduction in Some Aquatic Plants. Overview

A. G. Lapirov and E. A. Belyakov p. 637  abstract

PHYTOPLANKTON, PHYTOBENTHOS, PHYTOPERIPHYTON

A New Species of the Genus Plagiotropis (Bacillariophyta) from the River Burundeika (Tyumen oblast)

S. I. Genkal and S. M. Goskova p. 653  abstract

Ulnaria kozyrerenkovae (Bacillariophyta), a New of Diatoms for Science

S. I. Genkal and A. N. Sharov p. 658  abstract

Current State of Lake Baikal Autumn Phytoplankton

N. A. Bondarenko and I. V. Tomberg p. 661  abstract

Cyanobacteria in Algocenoses of a Small Lake of Urbanized Landscape (Using the Example of Lake Lunskoe, Nizhny Novgorod)

N. A. Startseva, D. E. Gavrilko, A. G. Okhapkin, E. M. Sharagina, P. V. Kulizin, and E. L. Vodeneeva p. 672  abstract

Diversity of Stomatocysts of Golden Algae (Chrysophyceae) from the Sediments of Lake Bolshoe Miassovo (South Urals)

L. V. Snit’ko, I. A. Blinov, and V. P. Snit’ko p. 684  abstract

Phytoplankton Heterogeneity in Jute Retting Ponds of Brahmaputra- Beki Doab in Reference to Water Quality

Salma Aktar, Shaswatee Bhattacharjee, Nilamjyoti Kalita, and Partha Pratim Baruah p. 702  abstract

HIGHER AQUATIC VEGETATION

Influence of Meteorological Factors and Hydrological Regime on the Dynamics of Production and Morphological Characteristics of Phragmites australis Communities in the Novosibirsk Reservoir

M. I. Sokolova and E. Yu. Zarubina p. 717  abstract

Seasonal Development and Ecotypes of Caltha palustris in the South of Magadan Oblast (Russia)

O. A. Mochalova and A. N. Efremov p. 726  abstract

Bioecological Features and Current State of Higher Aquatic Plants of Karakalpakstan

T. K. Matjanov p. 740  abstract

ZOOPLANKTON, ZOOBENTHOS, ZOOPERIPHYTON

Species of the Genus Diaphanosoma in the Volga, Kama, and Sheksna Rivers (Russia)

V. I. Lazareva, S. M. Zhdanova, and R. Z. Sabitova p. 746  abstract

Zooplankton of Lake Tana Shore Zone (Ethiopia) at Different Periods of the Dry Season

A. V. Krylov, R. Z. Sabitova, F. N. Shkil, A. O. Raldugina, A. A. Prokin, A. N. Sharov, and A. Melaku p. 761  abstract

Influence of the High-Head Krasnoyarsk Hydroelectric Power Plant on Zooplankton of the Krasnoyarsk Reservoir

Yu. V. Gerasimov, S. E. Bolotov, A. S. Semenova, S. M. Zhdanova, and E. S. Borisenko p. 773  abstract

Seasonal Dynamics of Meso- and Macrozooplankton Biomass on the Outer Shelf of Sevastopol Bay: 2002–2014 and 2020–2021

B. E. Anninsky, G. A. Finenko, and N. A. Datsyk p. 797  abstract

Influence of Heated Water Discharge on Macrozoobenthos of the Lukoml Power Station Cooling Pond (Belarus)

I. I. Lapuka p. 807  abstract

Comparative Analysis of Ostracoda Diversity and Physicochemical Parameters in Two Adjacent Lakes

Oya Özuluğ, Boshra Alibrahim, and Nilgün Kaya p. 816  abstract

ICHTHYOLOGY

Ichthyoplankton off the Crimean Peninsula (Black Sea) in Different Hydrological Seasons in 2022

T. N. Klimova, T. N. Petrova, I. V. Vdodovich, O. V. Mashukova, D. A. Zabrodin, and P. I. Donchik p. 826  abstract

Vertebral Column Intermediate Region Phenotypes in the Roach Rutilus rutilus (Cyprinidae) of the Rybinsk Reservoir

N. I. Komova p. 840  abstract

Trophic–Parasitological Approach to Assessing Polimorphism of the Salvelinus malma Complex of Kamchatka

O. Yu. Busarova p. 850  abstract

The Temporal and Spatial Structure of the Fish Community in the Mountain River Belonging to upper Yangtze River Revealed by Environmental DNA Technology with Analysis of Key Environmental Determinants

Fujiang Huang, Peng Zeng, Ruiyuan Zhang, Tianhong Liu, Tianyang Zhang, and Xiuhui Ma p. 869  abstract

The Influence of Black Spot Disease on the Condition Factor of Phalloceros harpagos (Cyprinodontiformes, Poeciliidae)

Talita Rolim de Freitas Lima, Bruno de Lima Araújo, Thiago Mündel Ribeiro Santos, and Welber Senteio Smith p. 888  abstract

Allometric Relationships Between Lapillar Otolith Dimensions and Body Size in Pethia ticto (Hamilton, 1822) from the River Ganga

Insha Hassan, Mohd Sadiq, Lubna Yasmeen, Mohammad Afzal Khan, and Ameer Hamza p. 894  abstract

PARASITOLOGY OF HYDROBIONTS

Morphological and Molecular Characterization of Plagiorchis elegans Cercariae from Snails, Lymnaea stagnalis, in Southern Russia

Y. V. Andryushina and A. V. Izrailskaia p. 904  abstract

Infection of Males and Females of Dreissena Mussels by the Endohelminth Aspidogaster limacoides in Monospecific and Mixed Settlements from Two Upper Volga Reservoirs

A. V. Tyutin, E. G. Pryanichnikova, D. A. Morozova, and E. N. Medyantseva p. 910  abstract

ECOLOGICAL PHYSIOLOGY AND BIOCHEMISTRY OF AQUATIC ORGANISMS

Influence of Chronic Pollution of the Black Sea on Lipid, Antioxidant, and Immune Status of Round Goby

N. I. Silkina, D. V. Mikryakov, and I. I. Rudneva p. 920  abstract

ECOLOGICAL PHYSIOLOGY AND BIOCHEMISTRY OF AQUATIC ORGANISMS

Amino Acid Spectrum of Tissue of the Medicinal Leech Hirudo verbana (Hirudinea, Hirudinidae) from the Natural Population of the Chelbas River (Krasnodar Krai)

L. V. Chernaya, L. A. Kovalchuk, and N. V. Mikshevich p. 929  abstract

The Effect of Low and Elevated Incubation Temperatures on the Volume of Red and White Blood Cells in Bufo bufo and Bombina bombina (Anura, Amphibia)

S. D. Chernyavskikh, I. S. Roshchupkina, A. A. Prisny, and A. D. Zaeva p. 939  abstract

Comparative Assessment of the Response of the Cardiac System to a Functional Test Load in the Bivalve Mollusk Unio tumidus from Lakes Differing in Trophic Status

V. A. Lyubimtsev, S. V. Kholodkevich, B. V. Adamovich, Yu. N. Khotyanovich, and G. M. Chuiko p. 945  abstract

AQUATIC TOXICOLOGY

Assessment of Nitrogen Pollution of Floodplain Lake by Methods of Bioindication and Biotesting

T. I. Kutyavina, E. V. Dabakh, L. V. Kondakova, and G. Ya. Kantor p. 952  abstract

Ecotoxicological Assessment of a Small River Affected by Dairy Plant Wastewater Using Biodiagnostic Methods

N. V. Kholmogorova p. 962  abstract

Hematological Characteristics and Hematopoiesis of the Common Whitefish Coregonus lavaretus (L.) under Conditions of Industrial Water Pollution in Lake Imandra (Murmansk Oblast)

I. M. Koroleva and E. A. Zabotkina p. 970  abstract

Spatial Variability in the Rate of Mercury Accumulation in Muscle Tissue of Perch of Different Sizes from the Rybinsk Reservoir

V. A. Gremyachikh, V. T. Komov, M. I. Bazarov, E. S. Ivanova, and D. E. Bazhenova p. 975  abstract

Comparative Characteristics of Selected Peripheral Blood Cell Parameters in Teleost Fishes from the Gorky Reservoir

N. S. Sizov and E. A. Zabotkina p. 985  abstract

Respiration Intensity as an Indicator of the Functional State of the Bivalve Mollusk Dreissena polymorpha during Exposure to Heavy Metals

S. V. Sladkova and S. V. Kholodkevich p. 994  abstract

Responses of Hyalella azteca to Lanthanum Exposure under Chronic Experimental Conditions

R. A. Lozhkina, M. A. Sysolyatina, I. I. Tomilina, and A. S. Olkova p. 999  abstract

Effect of Dimethyl Disulfide on Biological Parameters of Test Organisms from Different Taxonomic Groups

G. M. Chuiko, I. I. Tomilina, N. S. Shevchenko, O. A. Ugarova, E. I. Golovkina, and M. V. Medyankina p. 1007  abstract

SHORT COMMUNICATIONS

Better a Bit of Something than a Bit of Nothing: Outcomes of Invasive Wels Catfish (Silurus glanis) Control in a River Reach of the Po Basin (NW Italy)

A. Candiotto, M. Abbà, A. Marino, S. Fenoglio, and T. Bo p. 1018  abstract