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<article article-type="research-article" dtd-version="1.3" 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" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">medparasitology</journal-id><journal-title-group><journal-title xml:lang="ru">Медицинская паразитология и паразитарные болезни</journal-title><trans-title-group xml:lang="en"><trans-title>Medical Parasitology and Parasitic Diseases</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0025-8326</issn><issn pub-type="epub">2713-1777</issn><publisher><publisher-name>Научно-образовательный паразитологический центр им. П.Г. Сергиева</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.33092/0025-8326mp2024.1.30-35</article-id><article-id custom-type="edn" pub-id-type="custom">EONRHM</article-id><article-id custom-type="elpub" pub-id-type="custom">medparasitology-33</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ СТАТЬИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORIGINAL ARTICLES</subject></subj-group></article-categories><title-group><article-title>Распространенность цестод-дифиллоботриид (Pseudophyllidea:Diphyllobothriidae) на территории национального парка «Командорские острова»</article-title><trans-title-group xml:lang="en"><trans-title>Prevalence of diphyllobotriid cestodes (Pseudophyllidea: Diphyllobothriidae) in the territory of the Komandorskiy islands national park</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Давыдова</surname><given-names>О. Е.</given-names></name><name name-style="western" xml:lang="en"><surname>Davydova</surname><given-names>O. E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Москва</p></bio><bio xml:lang="en"><p>Moscow</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шиенок</surname><given-names>А. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Shienok</surname><given-names>A. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Москва</p></bio><bio xml:lang="en"><p>Moscow</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Есаулова</surname><given-names>Н. B.</given-names></name><name name-style="western" xml:lang="en"><surname>Есаулова</surname><given-names>N. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Москва</p></bio><bio xml:lang="en"><p>Moscow</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГБОУ ВО Московская государственная академия ветеринарной медицины и биотехнологии имени К.И.Скрябина</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Moscow state academy of veterinary medicine and biotechnology named K.I. Skryabin</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>МГУ имени К.И.Ломоносова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Lomonosov Moscow State University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>22</day><month>04</month><year>2026</year></pub-date><volume>0</volume><issue>1</issue><fpage>30</fpage><lpage>34</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Научно-образовательный паразитологический центр им. П.Г. Сергиева, 2026</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="ru">Научно-образовательный паразитологический центр им. П.Г. Сергиева</copyright-holder><copyright-holder xml:lang="en">Научно-образовательный паразитологический центр им. П.Г. Сергиева</copyright-holder><license xlink:href="https://www.medparasitology.com/jour/about/submissions#copyrightNotice" xlink:type="simple"><license-p>https://www.medparasitology.com/jour/about/submissions#copyrightNotice</license-p></license></permissions><self-uri xlink:href="https://www.medparasitology.com/jour/article/view/33">https://www.medparasitology.com/jour/article/view/33</self-uri><abstract><p>На основе исследований (2016-2022 г.г.) дифиллоботриозной инвазии животных на территории Национального Парка «Командорские острова выявлено, что средняя экстенсивность инвахии беринговского песца составила 37,3%, с сезонными колебаниями: зима – 42,7%, весна – 36,6%, лето – 34,9% (гельминтоовоскопия фекалий, n=351). Норка американская заражена дифиллоботриидами с экстенсивностью инвазии 26,5%. При гельмнтологических вскрытиях (n=11) у 5 беринговских песцов выявлены стробилы Diphyllobothrium spp. 5-15 экз., длиной 20-70 см. При вскрытии 10 особей норки американской и 1 особи песца медновского дифиллоботриид не обнаружено, так же, как при гельминтоовоскопическом исследовании фекалий медновского песца (n=37). У нерестовых особей Oncorhynchus gorbusha с территории острова Беринга выявлялись инкапсулированные плероцеркоиды.</p></abstract><trans-abstract xml:lang="en"><p>Based on studies (2016-2022) of diphyllobothriasis infestation of animals in the territory of the Commander Islands National Park, it was revealed that the average extent of Bering Arctic Fox invasion was 37.3%, with seasonal fluctuations: winter – 42.7%, spring – 36.6%, summer – 34.9% (fecal helminthoscopy, n=351). The American mink is infected with diphyllobothriids with an invasion intensity of 26.5%. Helminthological autopsies (n=11) revealed strobils of Diphyllobothrium spp. 5-15 specimens, 20-70 cm long, in 5 Bering Arctic foxes. At the autopsy of 10 individuals of the American mink and 1 individual of the Mednovsky Arctic fox, no diphyllobothriids were found, as well as during helminthoscopic examination of the feces of the Mednovsky Arctic fox (n=37). Encapsulated plerocercoids were detected in the spawning individuals of Oncorhynchus gorbusha </p></trans-abstract><kwd-group xml:lang="ru"><kwd>Национальный Парк «Командорские Острова»</kwd><kwd>дифиллоботрииды</kwd><kwd>распространенность</kwd><kwd>песец беринговский</kwd><kwd>песец медновский</kwd><kwd>норка американская</kwd></kwd-group><kwd-group xml:lang="en"><kwd>National Park "Commander Islands"</kwd><kwd>diphyllobothriids</kwd><kwd>prevalence</kwd><kwd>Bering Arctic fox</kwd><kwd>Mednovsky Arctic fox</kwd><kwd>American mink</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Хрусталев А.В. 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