Juveniles of pink and chum salmon in fall season (September-October 2013) in the western Bering Sea. Distribution, feeding, and strategy of growth

Ontogeny of one generation of pink and chum salmons is described for the period after the juveniles redistribution from coastal waters to deep-water areas in the western Bering Sea in September-October, 2013. They fed intensively; their diet included hyperiids, pteropods and young euphausiids, i.e....

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Main Authors: Artem Е. Lazhentsev, Olga А. Maznikova
Format: Article
Language:Russian
Published: Transactions of the Pacific Research Institute of Fisheries and Oceanography 2015-06-01
Series:Известия ТИНРО
Subjects:
Online Access:https://izvestiya.tinro-center.ru/jour/article/view/26
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author Artem Е. Lazhentsev
Olga А. Maznikova
author_facet Artem Е. Lazhentsev
Olga А. Maznikova
author_sort Artem Е. Lazhentsev
collection DOAJ
description Ontogeny of one generation of pink and chum salmons is described for the period after the juveniles redistribution from coastal waters to deep-water areas in the western Bering Sea in September-October, 2013. They fed intensively; their diet included hyperiids, pteropods and young euphausiids, i.e. the protein food with low lipid content and low caloricity. They spend only 20 % of their consumption for growth because of decreasing of the growth rate with body size increasing and significant energy expenditure for moving activity. Chemical composition of the juveniles tissues was almost the same for both species, the muscle tissue was distinguished by low fat content, without interspecies differences. So, fat accumulation doesn’t occur at this stage of ontogeny, the whole energy obtained from food is spent for moving, linear growth and metabolism.
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spelling doaj.art-244bb8e775fe46e9b015e995b3e018582023-09-03T13:29:16ZrusTransactions of the Pacific Research Institute of Fisheries and OceanographyИзвестия ТИНРО1606-99192658-55102015-06-011812495610.26428/1606-9919-2015-181-49-5626Juveniles of pink and chum salmon in fall season (September-October 2013) in the western Bering Sea. Distribution, feeding, and strategy of growthArtem Е. Lazhentsev0Olga А. Maznikova1Тихоокеанский научно-исследовательский рыбохозяйственный центрТихоокеанский научно-исследовательский рыбохозяйственный центрOntogeny of one generation of pink and chum salmons is described for the period after the juveniles redistribution from coastal waters to deep-water areas in the western Bering Sea in September-October, 2013. They fed intensively; their diet included hyperiids, pteropods and young euphausiids, i.e. the protein food with low lipid content and low caloricity. They spend only 20 % of their consumption for growth because of decreasing of the growth rate with body size increasing and significant energy expenditure for moving activity. Chemical composition of the juveniles tissues was almost the same for both species, the muscle tissue was distinguished by low fat content, without interspecies differences. So, fat accumulation doesn’t occur at this stage of ontogeny, the whole energy obtained from food is spent for moving, linear growth and metabolism.https://izvestiya.tinro-center.ru/jour/article/view/26сеголеткигорбушакетатемп ростасуточный пищевой рационбиохимический составэнергетическая ценность
spellingShingle Artem Е. Lazhentsev
Olga А. Maznikova
Juveniles of pink and chum salmon in fall season (September-October 2013) in the western Bering Sea. Distribution, feeding, and strategy of growth
Известия ТИНРО
сеголетки
горбуша
кета
темп роста
суточный пищевой рацион
биохимический состав
энергетическая ценность
title Juveniles of pink and chum salmon in fall season (September-October 2013) in the western Bering Sea. Distribution, feeding, and strategy of growth
title_full Juveniles of pink and chum salmon in fall season (September-October 2013) in the western Bering Sea. Distribution, feeding, and strategy of growth
title_fullStr Juveniles of pink and chum salmon in fall season (September-October 2013) in the western Bering Sea. Distribution, feeding, and strategy of growth
title_full_unstemmed Juveniles of pink and chum salmon in fall season (September-October 2013) in the western Bering Sea. Distribution, feeding, and strategy of growth
title_short Juveniles of pink and chum salmon in fall season (September-October 2013) in the western Bering Sea. Distribution, feeding, and strategy of growth
title_sort juveniles of pink and chum salmon in fall season september october 2013 in the western bering sea distribution feeding and strategy of growth
topic сеголетки
горбуша
кета
темп роста
суточный пищевой рацион
биохимический состав
энергетическая ценность
url https://izvestiya.tinro-center.ru/jour/article/view/26
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AT olgaamaznikova juvenilesofpinkandchumsalmoninfallseasonseptemberoctober2013inthewesternberingseadistributionfeedingandstrategyofgrowth