Impact of the species ratio in polyculture on growth and weight of bivalve mollusks in the Tauiskaya Guba Bay, Okhotsk Sea

Linear growth and weight of bivalve mollusks cultivated in polyculture are considered. Cages with three mollusk species, as blue mussel, long-necked clam (mya), and macoma, were hanged at the depth of 1.0–1.5 m in the Tauiskaya Guba Bay, Okhotsk Sea. Several sets of these species with ratio mussel :...

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Main Author: V. S. Zharnikov
Format: Article
Language:Russian
Published: Transactions of the Pacific Research Institute of Fisheries and Oceanography 2021-12-01
Series:Известия ТИНРО
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Online Access:https://izvestiya.tinro-center.ru/jour/article/view/692
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author V. S. Zharnikov
author_facet V. S. Zharnikov
author_sort V. S. Zharnikov
collection DOAJ
description Linear growth and weight of bivalve mollusks cultivated in polyculture are considered. Cages with three mollusk species, as blue mussel, long-necked clam (mya), and macoma, were hanged at the depth of 1.0–1.5 m in the Tauiskaya Guba Bay, Okhotsk Sea. Several sets of these species with ratio mussel : mya : macoma 30 : 35 : 35, 50 : 25 : 25 and 70 : 15 : 15 were tested in the period from June 15 to October 26. The species ratio of 30 : 35 : 35 and 50 : 25 : 25 provided the highest linear increments for mussels (7.4 ± 0.3 and 7.1 ± 0.5 mm, respectively) and the highest weight increments for mya (7.8–8.2 g). The species ratio of 70 : 15 : 15 was the most favorable for weight growth of macoma (weight increments 1.6 ± 0.1 g). Mussels were distinguished by the largest elimination among all species in the polyculture — 7.5–8.8 %, whereas losses of macoma were the lowest — 1.9–2.1 %. The polyculture is considered as a prospective approach for bivalve mollusks cultivation in the northern Okhotsk Sea.
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publisher Transactions of the Pacific Research Institute of Fisheries and Oceanography
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series Известия ТИНРО
spelling doaj-art-142bfb324d534cd7be729fc4b65e2c822025-08-20T02:53:50ZrusTransactions of the Pacific Research Institute of Fisheries and OceanographyИзвестия ТИНРО1606-99192658-55102021-12-01201493794710.26428/1606-9919-2021-201-937-947621Impact of the species ratio in polyculture on growth and weight of bivalve mollusks in the Tauiskaya Guba Bay, Okhotsk SeaV. S. Zharnikov0Institute of Biological Problems of the North FEB RASLinear growth and weight of bivalve mollusks cultivated in polyculture are considered. Cages with three mollusk species, as blue mussel, long-necked clam (mya), and macoma, were hanged at the depth of 1.0–1.5 m in the Tauiskaya Guba Bay, Okhotsk Sea. Several sets of these species with ratio mussel : mya : macoma 30 : 35 : 35, 50 : 25 : 25 and 70 : 15 : 15 were tested in the period from June 15 to October 26. The species ratio of 30 : 35 : 35 and 50 : 25 : 25 provided the highest linear increments for mussels (7.4 ± 0.3 and 7.1 ± 0.5 mm, respectively) and the highest weight increments for mya (7.8–8.2 g). The species ratio of 70 : 15 : 15 was the most favorable for weight growth of macoma (weight increments 1.6 ± 0.1 g). Mussels were distinguished by the largest elimination among all species in the polyculture — 7.5–8.8 %, whereas losses of macoma were the lowest — 1.9–2.1 %. The polyculture is considered as a prospective approach for bivalve mollusks cultivation in the northern Okhotsk Sea.https://izvestiya.tinro-center.ru/jour/article/view/692musselmyamacomagrowth ratecultivationpolyculturehanged cagespecies ratio
spellingShingle V. S. Zharnikov
Impact of the species ratio in polyculture on growth and weight of bivalve mollusks in the Tauiskaya Guba Bay, Okhotsk Sea
Известия ТИНРО
mussel
mya
macoma
growth rate
cultivation
polyculture
hanged cage
species ratio
title Impact of the species ratio in polyculture on growth and weight of bivalve mollusks in the Tauiskaya Guba Bay, Okhotsk Sea
title_full Impact of the species ratio in polyculture on growth and weight of bivalve mollusks in the Tauiskaya Guba Bay, Okhotsk Sea
title_fullStr Impact of the species ratio in polyculture on growth and weight of bivalve mollusks in the Tauiskaya Guba Bay, Okhotsk Sea
title_full_unstemmed Impact of the species ratio in polyculture on growth and weight of bivalve mollusks in the Tauiskaya Guba Bay, Okhotsk Sea
title_short Impact of the species ratio in polyculture on growth and weight of bivalve mollusks in the Tauiskaya Guba Bay, Okhotsk Sea
title_sort impact of the species ratio in polyculture on growth and weight of bivalve mollusks in the tauiskaya guba bay okhotsk sea
topic mussel
mya
macoma
growth rate
cultivation
polyculture
hanged cage
species ratio
url https://izvestiya.tinro-center.ru/jour/article/view/692
work_keys_str_mv AT vszharnikov impactofthespeciesratioinpolycultureongrowthandweightofbivalvemollusksinthetauiskayagubabayokhotsksea