Vol. 18, No. 6, 2025

Inland Water Biology

AQUATIC FLORA AND FAUNA

Additions to the Diatom Flora of Water Bodies of Chelyabinsk Oblast

S. I. Genkal and T. V. Eremkina p. 1231 abstract

Witkowskia makarovae sp. nov. (Bacillariophyta) from a Nameless Lake in the Adjacent Territory of the Ust-Lensky Reserve (Yakutia, Russia)

S. I. Genkal and V. A. Gabyshev p. 1241 abstract

BIOLOGY, MORPHOLOGY, AND SYSTEMATICS OF HYDROBIONTS

Stages of Development of Libellula depressa Dragonfly Larvae (Odonata, Libellulidae) in the Central Caucasus

S. G. Kozminov and S. K. Cherchesova p. 1245 abstract

WATER MYCOLOGY

Complexes of Fungal Endoliths in Shells of Cultured Giant Oysters Crassostrea gigas (Ostreidae), Healthy and Infected by the Boring Sponge Cliona vastifica (Clionaidae)

N. I. Kopytina, E. A. Bocharova, and A. S. Kartunen p. 1255 abstract

PHYTOPLANKTON, PHYTOBENTHOS, PHYTOPERIPHYTON

Analysis of the Phytoplankton State in Low Mountain Lake Manzherok (Gorny Altai) Using Hydrooptical and Hydrophysical Characteristics

G. V. Vinokurova, I. A. Sutorikhin, V. V. Kirillov, and S. A. Litvinenko p. 1268 abstract

Planktonic Diatoms of the Upper Reaches of the Padma River (People’s Republic of Bangladesh) in Dry and Wet Periods

L. G. Korneva, S. I. Genkal, Yu. V. Sorokin, and A. V. Panov p. 1279 abstract

Bioassessment of River Water Quality of the Kamchatka Peninsula by the Composition of Periphyton Algae

T. V. Nikulina, L. A. Medvedeva, A. A. Semenchenko, and N. A. Seliverstov p. 1289 abstract

Filamentous Green Algae Cladophora spp. in Crimean Hypersaline Water Bodies: Ecosystem Engineers and a Valuable Resource (Review)

A. V. Prazukin, N. V. Shadrin, Y. K. Firsov, and E. V. Anufriieva p. 1297 abstract

ZOOPLANKTON, ZOOBENTHOS, ZOOPERIPHYTON

Free-Living Ciliates (Ciliophora) from Water Bodies of Samara Oblast during Cyanobacterial Bloom

S. V. Bykova p. 1313 abstract

Plankton and Benthos of the Svir River Connecting the Largest Lakes in Europe

K. N. Ivicheva, A. E. Trifonov, A. L. Afanas’eva, E. A. Zhuk, and A. V. Shaczkij p. 1326 abstract

Functional–Trophic Structure of the Community of Benthic Invertebrates of a Small Forest River

N. I. Kislitsina, O. N. Makhutova, Y. O. Mashonskaya, S. P. Shulepina, and E. A. Ivanova p. 1338 abstract

Status of Crayfish (Astacidae) Populations on the Eastern Caspian Sea Shelf in the Context of Climate Change and Declining Water Levels

V. B. Ushivtsev, A. U. Moskovets, and M. L. Galaktionova p. 1354 abstract

ICHTHYOLOGY

Reproduction of the Vimba Bream Vimba vimba (Cyprinidae) in the Tsimlyansk Reservoir: Growth and Patterns of Juvenile Migration in Tributaries of the Azov Basin

V. S. Boldyrev, E. V. Viphlo, and V. V. Khoruzhaya p. 1363 abstract

Short-Term Drought Impacts are Influenced by Annual Flow Patterns and Fish Life History Strategies in North Texas

Cassandra Rendon, Seth Callahan, and Bjorn Schmidt p. 1373 abstract

ECOLOGICAL PHYSIOLOGY AND BIOCHEMISTRY OF AQUATIC ORGANISMS

Effect of Sodium and Potassium Nitrites on Lung Respiration and Locomotion of the Mollusk Lymnaea stagnalis (Lymnaeidae, Gastropoda)

M. H. D. Alshahrani and A. V. Sidorov p. 1386 abstract

Assessing the Limits of the Tolerance Range and Optimal and Critically High Salinity Zones by the Parameters of Water-Salt Homeostasis of Gammarus lacustris (Malacostraca, Amphipoda)

V. I. Martemyanov, L. V. Golovatyuk, and V. A. Gusakov p. 1394 abstract

Criteria for Searching for Proteins with High Osmotic Activity in the Blood of Albumin-Free Teleost

A. M. Andreeva p. 1401 abstract

Profile of Oxidoreductases Activity in the Cardiac and Skeletal Muscle Tissues of Adult and Juvenile Scorpaena porcus (Scorpaenidae)

E. E. Kolesnikova and I. V. Golovina p. 1412 abstract

Biochemical and Morphofunctional Effects of Polycyclic Aromatic Hydrocarbons on River Snail Viviparus viviparus of the Central Part of Russia

T. S. Droganova, G. D. Lesnov, L. V. Polikarpova, D. A. Areshidze, S. V. Novikov, and N. V. Vasiliev p. 1422 abstract

Features of Erythrocyte Cytoarchitectonics Pelophylax ridibunda at Temperature Load in vitro Experiments

S. D. Chernyavskikh, I. S. Roshchupkina, A. A. Prisny, and Van-Thanh Vo p. 1429 abstract

Somatic Growth Parameters of Black Sea Bivalvia Mollusks—Cerasoderma glaucum (Bruguiere, 1789), Mytilus galloprovincialis (Lamark, 1789), and Mytilaster lineatus (Gmelin, 1791) in Summer (Azov–Black Sea Basin)

S. A. Shcherban, A. V. Temnykh, and E. A. Ivanova p. 1435 abstract

Cyanotoxin Production Dynamics: a Comprehensive Study of the Growth Stage of Selected Cyanobacteria, H₂O₂-triggered Apoptosis, and Light Conditions

H. M. S. A. T. Gunathilaka, W. R. P. Wijesinghe, and D. N. Magana-Arachchi p. 1443 abstract

AQUATIC TOXICOLOGY

Comparison of the Effects of Copper and Its Combined Action with Lanthanum in the Amphipod Hyalella azteca under Chronic Multifunctional Bioassay Conditions

R. A. Lozhkina, M. A. Sysolyatina, I. I. Tomilina, and A. S. Olkova p. 1461 abstract

Radioecological Study of the Marsh Frog Pelophylax ridibundus in the Lakes Alabuga and Kuyash

M. Ya. Chebotina, V. P. Guseva, and D. L. Berzin p. 1472 abstract

STUDY METHODS

Using the Maximum Possible Catch to Calculate the Abundance of Medium-Cycle Fish Species

A. K. Matkovsky p. 1480 abstract

Influence of the Volume and Composition of Data on the Age Structure of Fish in Catches in the Presence of Gaps in the Series of Observations on Determination of Relative Abundance of Generations

L. I. Tereshchenko, V. G. Tereshchenko, F. M. Shakirova, V. Z. Latypova, and E. I. Boznak p. 1491 abstract

SHORT COMMUNICATIONS

Additions to the Aquatic Flora of Omsk Region

A. N. Efremov, O. E. Kosterin, and A. A. Bobrov p. 1498 abstract

Feeding of Vampirellid Amoeba (Leptophryidae) on Cyanobacteria

Mixue Jiang, Yingchun Gong, and Denis Tikhonenkov p. 1504 abstract

Ensuring the Territorial Protection for Rare Wildlife Species Associated with Waterbodies in the Nizhny Novgorod Oblast

S. V. Bakka, N. Yu. Kiseleva, and O. R. Galustyan p. 1510 abstract

Current Status of Plankton Communities of Large Lake of the Onega Peninsula (on the Example of Murakanskoe Lake)

Iu. V. Malkhasian and E. N. Imant p. 1516 abstract

Functional Trophic Groups of Macrozoobenthos under Different Levels of Anthropogenic Pressure

V. P. Semenchenko and T. P. Lipinskaya p. 1522 abstract

Distribution of Pelagic Fish in Lake Sevan under the Effect of Hydrophysical Factors

M. I. Malin, I. P. Malina, and S. A. Poddubny p. 1527 abstract

Contents