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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">kamniro</journal-id><journal-title-group><journal-title xml:lang="ru">Исследования водных биологических ресурсов Камчатки и северо-западной части Тихого океана</journal-title><trans-title-group xml:lang="en"><trans-title>The researches of the aquatic biological resources of Kamchatka and the North-West Part of the Pacific Ocean</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2072-8212</issn><issn pub-type="epub">2782-6236</issn><publisher><publisher-name>«КамчатНИРО»</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.15853/2072-8212.2020.56.63-73</article-id><article-id custom-type="elpub" pub-id-type="custom">kamniro-127</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 НАУЧНЫЕ СТАТЬИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>FULL ARTICLES</subject></subj-group></article-categories><title-group><article-title>Оценка численности мигрирующих на нерест производителей нерки (Oncorhynchus nerka) стада р. Озерной гидроакустическим методом</article-title><trans-title-group xml:lang="en"><trans-title>The assessment of the adult escapement of the Ozernaya River sockeye salmon (Oncorhynchus nerka) with the hydroacustic method</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>Малых</surname><given-names>К. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Malykh</surname><given-names>K. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Зав. лаб. </p><p>683000 Петропавловск-Камчатский, Набережная, 18</p><p>Тел./факс: 8 (4152) 20-16-10, 41-27-01</p></bio><bio xml:lang="en"><p>Head of Laboratory </p><p>683000 Petropavlovsk-Kamchatsky, Naberezhnaya Str., 18</p><p>Tel., fax: +7 (4152) 20-16-10, 41-27-01</p></bio><email xlink:type="simple">malykh@kamniro.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Демченко</surname><given-names>Д. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Demchenko</surname><given-names>D. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>вед. инж.-иссл. </p><p>683000 Петропавловск-Камчатский, Набережная, 18</p><p>Тел./факс: 8 (4152) 20-16-10, 41-27-01</p></bio><bio xml:lang="en"><p>Leading Research Ingineer </p><p>683000 Petropavlovsk-Kamchatsky, Naberezhnaya Str., 18</p><p>Tel., fax: +7 (4152) 20-16-10, 41-27-01</p></bio><email xlink:type="simple">demchenko.d.v@kamniro.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дубынин</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Dubynin</surname><given-names>V. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>вед. н. с. </p><p>683000 Петропавловск-Камчатский, Набережная, 18</p><p>Тел./факс: 8 (4152) 20-16-10, 41-27-01</p></bio><bio xml:lang="en"><p>Leading Scientist </p><p>683000 Petropavlovsk-Kamchatsky, Naberezhnaya Str., 18</p><p>Tel., fax: +7 (4152) 20-16-10, 41-27-01</p></bio><email xlink:type="simple">dubynin.v.a@kamniro.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Коваленко</surname><given-names>М. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kovalenko</surname><given-names>M. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>зам. директора., к. т. н.</p><p>683000 Петропавловск-Камчатский, Набережная, 18</p><p>Тел./факс: 8 (4152) 20-16-10, 41-27-01</p></bio><bio xml:lang="en"><p>Deputy Director, Ph. D. (Engineering) </p><p>683000 Petropavlovsk-Kamchatsky, Naberezhnaya Str., 18</p><p>Tel., fax: +7 (4152) 20-16-10, 41-27-01</p></bio><email xlink:type="simple">vkovalenko.m.n@kamniro.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru">Всероссийского научно-исследовательского института рыбного хозяйства и океанографии («КамчатНИРО»)<country>Россия</country></aff><aff xml:lang="en">Kamchatka Branch of Russian Research Institute of Fisheries and Oceanography (“KamchatNIRO”)<country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2020</year></pub-date><pub-date pub-type="epub"><day>07</day><month>12</month><year>2020</year></pub-date><volume>1</volume><issue>56</issue><fpage>63</fpage><lpage>73</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Малых К.М., Демченко Д.В., Дубынин В.А., Коваленко М.Н., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Малых К.М., Демченко Д.В., Дубынин В.А., Коваленко М.Н.</copyright-holder><copyright-holder xml:lang="en">Malykh K.M., Demchenko D.V., Dubynin V.A., Kovalenko M.N.</copyright-holder><license license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://kamniro.elpub.ru/jour/article/view/127">https://kamniro.elpub.ru/jour/article/view/127</self-uri><abstract><p>Представлены результаты натурных испытаний гидроакустических комплексов BioSonics DT-X и Didson, установленных на пути нерестовой миграции производителей нерки стада р. Озерной. За весь период работ гидроакустических систем зарегистрировано 2 млн 374 тыс. рыб, в т. ч. эхолотом BioSonics DT-X — 1 млн 276 тыс. рыб, звуковизором Didson — 1 млн 98 тыс. рыб. Полученные данные по эхорегистрации и количественной оценке тихоокеанских лососей р. Озерной позволили дать рекомендации по использованию комплексов BioSonics DT-X и Didson для количественного учета тихоокеанских лососей в реках Камчатки.</p></abstract><trans-abstract xml:lang="en"><p>Results of in situ testing of BioSonics DT-X and Didson hydroacustic systems set on migrating path to spawning grounds of adult sockeye salmon in the Ozernaya River are presented. Two million 374 thousand fishes was recognized and counted for the whole working period of the systems, including one million 276 thousand individuals registered by BioSonics DT-X echo-sounder and 1 million 98 thousand – by Didson imaging sonar. The data on the assessment of Pacific salmon escapement in the Ozernaya River allow to make recommendations on the use of the BioSonics DT-X and Didson hydroacustic systems as a tool for assessment of Pacific salmon escapement in rivers of Kamchatka.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>УЧЕТ ПРОИЗВОДИТЕЛЕЙ ТИХООКЕАНСКИХ ЛОСОСЕЙ</kwd><kwd>Р. ОЗЕРНАЯ</kwd><kwd>ОЗ. КУРИЛЬСКОЕ</kwd><kwd>НЕРКА</kwd><kwd>НЕРЕСТИЛИЩА</kwd><kwd>ГИДРОАКУСТИЧЕСКАЯ СИСТЕМА</kwd><kwd>BIOSONICS DT-X</kwd><kwd>DIDSON</kwd></kwd-group><kwd-group xml:lang="en"><kwd>PACIFIC SALMON ADULT ESCAPEMENT ASSESSMENT</kwd><kwd>OZERNAYA RIVER</kwd><kwd>KURILSKOYE LAKE</kwd><kwd>SOCKEYE SALMON</kwd><kwd>SPAWNING GROUNDS</kwd><kwd>HYDROACUSTIC SYSTEM</kwd><kwd>BIOSONICS DT-X</kwd><kwd>DIDSON</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">Бугаев В.Ф., Маслов А.В., Дубынин В.А. 2009. 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