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Parameters of Lipid Metabolism in Underyearlings of Atlantic Salmon Salmo salar Reared under Different Regimes of Photoperiod and Feeding Modes in Aquaculture in the Sourthern Region of Russia

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1. Title Title of document Parameters of Lipid Metabolism in Underyearlings of Atlantic Salmon Salmo salar Reared under Different Regimes of Photoperiod and Feeding Modes in Aquaculture in the Sourthern Region of Russia
2. Creator Author's name, affiliation, country S. A. Murzina; Institute of Biology of the Karelian Research Centre of the RAS
2. Creator Author's name, affiliation, country D. S. Provotorov; Institute of Biology of the Karelian Research Centre of the RAS
2. Creator Author's name, affiliation, country V. P. Voronin; Institute of Biology of the Karelian Research Centre of the RAS
2. Creator Author's name, affiliation, country M. V. Kuznetsova; Institute of Biology of the Karelian Research Centre of the RAS
2. Creator Author's name, affiliation, country A. E. Kuritsyn; Institute of Biology of the Karelian Research Centre of the RAS
2. Creator Author's name, affiliation, country N. N. Nemova; Institute of Biology of the Karelian Research Centre of the RAS
3. Subject Discipline(s)
3. Subject Keyword(s) lipids; photoperiod; Atlantic salmon; commercial aquaculture
4. Description Abstract

A comparative study of the lipid and fatty acid composition of Atlantic salmon underyearlings reared under natural and continuous light in commercial aquaculture in the summer-autumn period in North Ossetia-Alania was carried out. A stable change in the main indicators of lipid metabolism in salmon underyearlings from September to November was found, aimed at preparing juveniles for smoltification. A change in key fatty acid indicators was detected: an increase in the content of PUFAs due to (n-3) PUFAs, and the “marine” type of PUFA – 22:6 (n-3), high values of the ratios (n-3)(n-6) PUFA, 18:3(n-3)/18:2 (n-6), 22:6(n-3)/ 18:3(n-3). It has been shown the stimulating effect of the combined and stable action of the continuous photoperiod and feeding in the summer-autumn period on the preparation for smoltification of Atlantic salmon fingerlings grown under aquaculture conditions.

5. Publisher Organizing agency, location The Russian Academy of Sciences
6. Contributor Sponsor(s)
7. Date (DD-MM-YYYY) 01.03.2023
8. Type Status & genre Peer-reviewed Article
8. Type Type
9. Format File format
10. Identifier Uniform Resource Identifier https://journals.eco-vector.com/1026-3470/article/view/675030
10. Identifier Digital Object Identifier (DOI) 10.31857/S1026347022700081
10. Identifier eLIBRARY Document Number (EDN) HAUNDM
11. Source Title; vol., no. (year) Izvestiâ Akademii nauk. Rossijskaâ akademiâ nauk. Seriâ biologičeskaâ; No 2 (2023)
12. Language English=en
13. Relation Supp. Files (428KB)
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14. Coverage Geo-spatial location, chronological period, research sample (gender, age, etc.)
15. Rights Copyright and permissions Copyright (c) 2023 С.А. Мурзина, Д.С. Провоторов, В.П. Воронин, М.В. Кузнецова, А.Е. Курицын, Н.Н. Немова