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<article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">RUDN Journal of Ecology and Life Safety</journal-id><journal-title-group><journal-title xml:lang="en">RUDN Journal of Ecology and Life Safety</journal-title><trans-title-group xml:lang="ru"><trans-title>Вестник Российского университета дружбы народов. Серия: Экология и безопасность жизнедеятельности</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2313-2310</issn><issn publication-format="electronic">2408-8919</issn><publisher><publisher-name xml:lang="en">Peoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">50497</article-id><article-id pub-id-type="doi">10.22363/2313-2310-2026-34-2-293-305</article-id><article-id pub-id-type="edn">PAMUUU</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Industrial Ecology</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Промышленная экология</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Microplastic pollution of the Uglich Reservoir: its content and distribution in abiotic components of the aquatic ecosystem</article-title><trans-title-group xml:lang="ru"><trans-title>Загрязнение Угличского водохранилища микропластиком: его содержание и распределение в абиотических компонентах водной экосистемы</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-6991-1887</contrib-id><contrib-id contrib-id-type="spin">1151-3691</contrib-id><name-alternatives><name xml:lang="en"><surname>Maydanov</surname><given-names>Kirill V.</given-names></name><name xml:lang="ru"><surname>Майданов</surname><given-names>Кирилл Викторович</given-names></name></name-alternatives><bio xml:lang="en"><p>Junior Researcher, Laboratory of Fish Ecology</p></bio><bio xml:lang="ru"><p>младший научный сотрудник лаборатории экологии рыб</p></bio><email>maydanovk@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-5638-6537</contrib-id><contrib-id contrib-id-type="spin">3582-1692</contrib-id><name-alternatives><name xml:lang="en"><surname>Tarleva</surname><given-names>Anastasia F.</given-names></name><name xml:lang="ru"><surname>Тарлева</surname><given-names>Анастасия Федоровна</given-names></name></name-alternatives><bio xml:lang="en"><p>PhD. in Biology, Senior Researcher, Laboratory of Fish Ecology</p></bio><bio xml:lang="ru"><p>кандидат биологических наук, старший научный сотрудник лаборатории экологии рыб</p></bio><email>ns_tarleva@ibiw.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4515-9771</contrib-id><contrib-id contrib-id-type="spin">5735-3506</contrib-id><name-alternatives><name xml:lang="en"><surname>Gerasimov</surname><given-names>Yuri V.</given-names></name><name xml:lang="ru"><surname>Герасимов</surname><given-names>Юрий Викторович</given-names></name></name-alternatives><bio xml:lang="en"><p>D. in Biology, Deputy Director for Scientific Work</p></bio><bio xml:lang="ru"><p>доктор биологических наук, заместитель директора по научной работе</p></bio><email>gu@ibiw.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-0414-1906</contrib-id><contrib-id contrib-id-type="spin">7833-7395</contrib-id><name-alternatives><name xml:lang="en"><surname>Saifullin</surname><given-names>Rustem R.</given-names></name><name xml:lang="ru"><surname>Сайфуллин</surname><given-names>Рустем Рашитович</given-names></name></name-alternatives><bio xml:lang="en"><p>PhD. in Biology, Associate Professor, Institute of Fundamental Medicine and Biology, Department of Bioecology, Hygiene and Public Health</p></bio><bio xml:lang="ru"><p>кандидат биологических наук, доцент, Институт фундаментальной медицины и биологии, кафедра биоэкологии, гигиены и общественного здоровья</p></bio><email>saifullin1955@mail.ru</email><xref ref-type="aff" rid="aff2"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Papanin Institute for Biology of Inland Waters Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Институт биологии внутренних вод имени И.Д. Папанина РАН</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Kazan (Volga Region) Federal University</institution></aff><aff><institution xml:lang="ru">Казанский (Приволжский) федеральный университет</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2026-06-05" publication-format="electronic"><day>05</day><month>06</month><year>2026</year></pub-date><volume>34</volume><issue>2</issue><issue-title xml:lang="en">VOL 34, NO2 (2026)</issue-title><issue-title xml:lang="ru">ТОМ 34, №2 (2026)</issue-title><fpage>293</fpage><lpage>305</lpage><history><date date-type="received" iso-8601-date="2026-06-05"><day>05</day><month>06</month><year>2026</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2026, Maydanov K.V., Tarleva A.F., Gerasimov Y.V., Saifullin R.R.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2026, Майданов К.В., Тарлева А.Ф., Герасимов Ю.В., Сайфуллин Р.Р.</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="en">Maydanov K.V., Tarleva A.F., Gerasimov Y.V., Saifullin R.R.</copyright-holder><copyright-holder xml:lang="ru">Майданов К.В., Тарлева А.Ф., Герасимов Ю.В., Сайфуллин Р.Р.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">https://creativecommons.org/licenses/by-nc/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://journals.rudn.ru/ecology/article/view/50497">https://journals.rudn.ru/ecology/article/view/50497</self-uri><abstract xml:lang="en"><p>This study analyzes the pollution of the surface water layer and bottom sediments (BS) of the Uglich Reservoir by microplastics (MP). For the first time, an assessment of the content of plastic particles in the BS of this water body has been conducted. The dynamics of MP concentrations were studied, and their morphometric (size, shape) and colorimetric (color) parameters were characterized in detail. The results obtained in 2024 demonstrated the ubiquitous presence of MP particles in the studied aquatic area. The average concentration in the water column was 43.1 ± 4.8 items/m³, while in the BS this figure reached 38.2 ± 3.8 items/kg. Morphological analysis revealed a predominance of fibers in the abiotic components of the ecosystem, whereas fragments were encountered less frequently, and films were found rarely. The color spectrum of the identified MP displayed significant diversity, encompassing 10 color categories. Particles of grey, blue, and red hues were the most observed.</p></abstract><trans-abstract xml:lang="ru"><p>Осуществлен анализ загрязнения поверхностного слоя вод и донных отложений (ДО) Угличского водохранилища микропластиком (МП). Впервые проведена оценка содержания пластиковых частиц в ДО данного водоема. Изучена динамика концентраций МП, а также детально охарактеризованы его морфометрические (размер, форма) и колориметрические (цвет) параметры. Результаты, полученные в 2024 г., продемонстрировали повсеместное присутствие МП частиц в исследуемой акватории. Средняя концентрация их в водной толще составила 43,1 ± 4,8 ед./м³, в то время как в ДО этот показатель достиг 38,2 ± 3,8 ед./кг. Морфологический анализ выявил преобладание волокон в абиотических компонентах экосистемы, в то время как фрагменты встречались реже, а пленки были обнаружены единичные. Цветовая гамма идентифицированного МП отличалась значительным разнообразием, охватывая 10 цветовых категорий. Наиболее часто отмечались частицы серого, синего и красного оттенков.</p></trans-abstract><kwd-group xml:lang="en"><kwd>dynamics of concentrations</kwd><kwd>fibers</kwd><kwd>films</kwd><kwd>fragments</kwd><kwd>bottom sediments</kwd><kwd>surface water layer</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>динамика концентраций</kwd><kwd>волокна</kwd><kwd>пленки</kwd><kwd>фрагменты</kwd><kwd>донные отложения</kwd><kwd>поверхностный слой воды</kwd></kwd-group><funding-group><award-group><funding-source><institution-wrap><institution xml:lang="ru">Исследование выполнено в рамках Государственного задания на 2024–2028 гг. № 124032100075-5, 124032500015-8.</institution></institution-wrap><institution-wrap><institution xml:lang="en">The research was conducted as part of the State Assignment for 2024–2028, No. 124032100075-5, 124032500015-8.</institution></institution-wrap></funding-source></award-group></funding-group></article-meta><fn-group/></front><body></body><back><ref-list><ref id="B1"><label>1.</label><citation-alternatives><mixed-citation xml:lang="en">Yablokov YE, editor. Surface Water Resources of the USSR. Leningrad: Gidrometeoizdat; 1966–. Vol. 10. The Upper Volga Region. 1973. 475 p. (In Russ.)</mixed-citation><mixed-citation xml:lang="ru">Ресурсы поверхностных вод СССР. Ленинград : Гидрометеоиздат, 1966–. Т. 10 : Верхне-Волжский район. Кн. 1. Т. 10 / сост. Ю. Е. Яблоков, инж. Т. Н. Чижмакова, П. Б. Шехтман [и др.] ; под ред. Ю. Е. Яблокова. 1973. 475 с.</mixed-citation></citation-alternatives></ref><ref id="B2"><label>2.</label><citation-alternatives><mixed-citation xml:lang="en">Shiklomanov IA. Water Resources of Russia and Their Use. Saint Petersburg: Gidrometeoizdat; 2008. 596 p. (In Russ.)</mixed-citation><mixed-citation xml:lang="ru">Водные ресурсы России и их использование = Water resources of Russia and their use : монография / [И. А. Шикломанов и др.] ; под ред. И. А. Шикломанова. Санкт-Петербург : Гос. гидрологический ин-т, 2008. 596 с.</mixed-citation></citation-alternatives></ref><ref id="B3"><label>3.</label><citation-alternatives><mixed-citation xml:lang="en">Krylova I.N., Tomilina I.I. Assessment of toxic and mutagenic properties of natural water and bottom sediments of Upper Volga reservoirs. Inland Water Biology. 2000;(1):110–117. (In Russ.)</mixed-citation><mixed-citation xml:lang="ru">Крылова И.Н., Томилина И.И. Оценка токсических и мутагенных свойств природной воды и донных отложений водохранилищ Верхней Волги // Биология внутренних вод. 2000. №1. С. 110–117.</mixed-citation></citation-alternatives></ref><ref id="B4"><label>4.</label><citation-alternatives><mixed-citation xml:lang="en">Kopylov AI, editor. Ecological problems of the Upper Volga. Yaroslavl: Izd-vo YaGTU; 2001. 427 p. (In Russ.)</mixed-citation><mixed-citation xml:lang="ru">Экологические проблемы Верхней Волги : коллективная монография / Ярославский государственный технический университет / под ред. А. И. Копылова. Ярославль: Изд-во ЯГТУ, 2001. 427 с.</mixed-citation></citation-alternatives></ref><ref id="B5"><label>5.</label><citation-alternatives><mixed-citation xml:lang="en">Wright SL, Kelly FJ. Plastic and human health: a micro issue. Environmental Science &amp; Technology. 2017;51(12):6634–6647. https://doi.org/10.1021/acs.est.7b00423</mixed-citation><mixed-citation xml:lang="ru">Wright S.L., Kelly F.J. Plastic and human health: a micro issue // Environmental Science &amp; Technology. 2017. Vol. 51. Iss. 12. P. 6634–6647. https://doi.org/10.1021/acs.est.7b00423</mixed-citation></citation-alternatives></ref><ref id="B6"><label>6.</label><citation-alternatives><mixed-citation xml:lang="en">Chubarenko IP, Esyukova EE, Khatmullina LI, Lobchuk OI, Isachenko IA, Bukanova TV. Microplastics in the Marine Environment. Moscow: Nauchnyi Mir publ.; 2021. 520 p. (In Russ.)</mixed-citation><mixed-citation xml:lang="ru">Чубаренко И.П., Есюкова Е.Е., Хатмуллина Л.И., Лобчук О.И., Исаченко И.А., Буканова Т.В. Микропластик в морской среде : монография. Москва : Научный мир, 2021. 520 с.</mixed-citation></citation-alternatives></ref><ref id="B7"><label>7.</label><citation-alternatives><mixed-citation xml:lang="en">Masura J, Baker J, Foster G, Arthur C, Herring C. Laboratory methods for the analysis of microplastics in the marine environment: recommendations for quantifying synthetic particles in waters and sediments. Silver Spring: NOAA Marine Debris Division; 2015. 39 p.</mixed-citation><mixed-citation xml:lang="ru">Masura J., Baker J., Foster G., Arthur C., Herring C. Laboratory methods for the analysis of microplastics in the marine environment: recommendations for quantifying synthetic particles in waters and sediments. Silver Spring : NOAA Marine Debris Division, 2015. 39 p.</mixed-citation></citation-alternatives></ref><ref id="B8"><label>8.</label><citation-alternatives><mixed-citation xml:lang="en">Zobkov MB, Evsyukova EE. Microplastics in a marine environment: review of methods for sampling, processing, and analyzing microplastics in water, bottom sediments, and coastal deposits. Oceanology. 2018;58(1):149–157. (In Russ.) https://doi.org/10.7868/S0030157418010148</mixed-citation><mixed-citation xml:lang="ru">Зобков М.Б., Евсюкова Е.Е. Микропластик в морской среде: обзор методов отбора, подготовки и анализа проб воды, донных отложений и береговых наносов // Океанология. 2018. Т. 58. № 1. С. 149–157. https://doi.org/10.7868/S0030157418010148</mixed-citation></citation-alternatives></ref><ref id="B9"><label>9.</label><citation-alternatives><mixed-citation xml:lang="en">R Core Team. R: A language and environment for statistical computing. Vienna: R Foundation for Statistical Computing; 2021. Available from: https://www.R-project.org/ (accessed: 25.09.2025)</mixed-citation><mixed-citation xml:lang="ru">R Core Team. R. A language and environment for statistical computing. R Foundation for Statistical Computing. Vienna: R Foundation for Statistical Computing, 2021. URL: https://www.R-project.org/ (accessed: 25.09.2025).</mixed-citation></citation-alternatives></ref><ref id="B10"><label>10.</label><citation-alternatives><mixed-citation xml:lang="en">Gallitelli L, Cesarini G, Cera A, Sighicelli M, Lecce F, Menegoni P, Scalici M. Transport and Deposition of Microplastics and Mesoplastics along the River Course: A Case Study of a Small River in Central Italy. Hydrology. 2020;7(4):90. https://doi.org/10.3390/hydrology7040090 EDN: BOYUZK</mixed-citation><mixed-citation xml:lang="ru">Gallitelli L., Cesarini G., Cera A., Sighicelli M., Lecce F., Menegoni P., Scalici M. Transport and deposition of microplastics and mesoplastics along the river course: a case study of a small river in central Italy // Hydrology. 2020. Vol. 7. No. 4. 90. https://doi.org/10.3390/hydrology7040090 EDN: BOYUZK</mixed-citation></citation-alternatives></ref><ref id="B11"><label>11.</label><citation-alternatives><mixed-citation xml:lang="en">Cera A, Cesarini G, Scalici M. Microplastics in freshwater: what is the news from the world? Diversity. 2020;12(7):276. https://doi.org/10.3390/d12070276 EDN: JCWCCE</mixed-citation><mixed-citation xml:lang="ru">Cera A., Cesarini G., Scalici M. Microplastics in freshwater: what is the news from the world? // Diversity. 2020. Vol. 12. No. 7. Article no. 276. https://doi.org/10.3390/d12070276 EDN: JCWCCE</mixed-citation></citation-alternatives></ref><ref id="B12"><label>12.</label><citation-alternatives><mixed-citation xml:lang="en">Stepanova NY, Shevchuk KA, Kuzmin LS, Gaisin AR. Microplastic in abiotic and biotic parts of the Mesha Bay of the Kuibyshev Reservoir (Republic of Tatarstan). Inland Water Biology. 2024;17(4):670–676. (In Russ.) https://doi.org/10.31857/S0320965224040157 EDN: YIPKQY</mixed-citation><mixed-citation xml:lang="ru">Степанова Н.Ю., Шевчук К.А., Кузьмин Л.C., Гайсин А.Р. Микропластик в абиотических и биотических компонентах Мешинского залива Куйбышевского водохранилища (Республика Татарстан) // Биология внутренних вод. 2024. Т. 17. № 4. С. 670–676. https://doi.org/10.31857/S0320965224040157 EDN: YIPKQY</mixed-citation></citation-alternatives></ref><ref id="B13"><label>13.</label><citation-alternatives><mixed-citation xml:lang="en">Ershova AA, Makeeva IN, Yasinsky SV. Microplastics in surface and ground waters of a large city in the Volga River basin (Nizhny Novgorod case study). Problems of Geography. 2023;(157):402–420. (In Russ.) EDN: RADFHN</mixed-citation><mixed-citation xml:lang="ru">Ершова А.А., Макеева И.Н., Ясинский С.В. Микропластик в поверхностных и подземных водах крупного города в бассейне р. Волги (на примере Нижнего Новгорода) // Вопросы географии. 2023. № 157. С. 402–420. EDN: RADFHN</mixed-citation></citation-alternatives></ref><ref id="B14"><label>14.</label><citation-alternatives><mixed-citation xml:lang="en">Lisina AA, Platonov MM, Lomakov OI, Sazonov AA, Shishova TV, Berkovich AK, Frolova NL. Microplastic abundance in Volga River: results of a pilot study in Summer 2020. Geography, Environment, Sustainability. 2021;14(3):82‒93. https://doi.org/10.24057/2071-9388-2021-041 EDN: QXEMBM</mixed-citation><mixed-citation xml:lang="ru">Lisina A.A., Platonov M.M., Lomakov O.I., Sazonov A.A., Shishova T.V., Berkovich A.K., Frolova N.L. Microplastic abundance in Volga River: results of a pilot study in Summer 2020 // Geography, Environment, Sustainability. 2021. Vol. 14. No. 3. P. 82‒93. https://doi.org/10.24057/2071-9388-2021-041 EDN: QXEMBM</mixed-citation></citation-alternatives></ref><ref id="B15"><label>15.</label><citation-alternatives><mixed-citation xml:lang="en">Rebelein A, Int-Veen I, Kammann U, Scharsack JP. Microplastic fibers — Underestimated threat to aquatic organisms? Science of The Total Environment. 2021;777:146045. https://doi.org/10.1016/j.scitotenv.2021.146045 EDN: HMMVAM</mixed-citation><mixed-citation xml:lang="ru">Rebelein A., Int-Veen I., Kammann U., Scharsack J.P. Microplastic fibers — Underestimated threat to aquatic organisms? // Science of The Total Environment. 2021. Vol. 777. Article no. 146045. https://doi.org/10.1016/j.scitotenv.2021.146045 EDN: HMMVAM</mixed-citation></citation-alternatives></ref><ref id="B16"><label>16.</label><citation-alternatives><mixed-citation xml:lang="en">Glushko AE, Bespalova LA, Bespalova EV, Kartamysheva TB. Microplastic contamination of bottom sediments of the Sea of Azov. Science in the South of Russia. 2021;17(2):57–65. (In Russ.) EDN: SWEYFE</mixed-citation><mixed-citation xml:lang="ru">Глушко А.Е., Беспалова Л.А., Беспалова Е.В., Картамышева Т.Б. Загрязнение микропластиком донных отложений Азовского моря // Наука юга России. 2021. Т. 17. № 2. С. 57–65. EDN: SWEYFE</mixed-citation></citation-alternatives></ref><ref id="B17"><label>17.</label><citation-alternatives><mixed-citation xml:lang="en">Solodkova A, Biritskaya S, Guliguev A, Rechile D, Ermolaeva Ya, Lavnikova A, Golubets D, Slepchenko A, Kodatenko I, Bashkircev A, Kulbachnaya N, Kondratieva D, Solomka A, Karnaukhov D, Silow E. Microplastics in sediments of the littoral zone and beach of Lake Baikal. Limnological Review. 2025;25(4):46. https://doi.org/10.3390/limnolrev25040046 EDN: HNXWUQ</mixed-citation><mixed-citation xml:lang="ru">Solodkova A., Biritskaya S., Guliguev A., Rechile D., Ermolaeva Ya., Lavnikova A., Golubets D., Slepchenko A., Kodatenko I., Bashkircev A., Kulbachnaya N., Kondratieva D., Solomka A., Karnaukhov D., Silow E. Microplastics in sediments of the littoral zone and beach of Lake Baikal // Limnological Review. 2025. Vol. 25. No. 4. Article no. 46. https://doi.org/10.3390/limnolrev25040046 EDN: HNXWUQ</mixed-citation></citation-alternatives></ref></ref-list></back></article>
