Reproduction in Sepia aculeata Van Hasselt, 1835 along the Andhra Pradesh coast, off the western Bay of Bengal
Sepia aculeata Van Hasselt, 1835 is a commercially important cuttlefish in Indian seaswith limited studies on its biology from the Indo-Pacific region. This study, observed thereproductive biology of S. aculeata from samples landed by the trawl fishery operating offthe coast of north Andhra Pradesh,...
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Central Marine Fisheries Research Institute (on behalf of Indian Council of Agricultural
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fticar:oai:ojs3.epubs.icar.org.in:article/126239 2023-12-31T10:06:16+01:00 Reproduction in Sepia aculeata Van Hasselt, 1835 along the Andhra Pradesh coast, off the western Bay of Bengal Felix, Jasmin Muktha Menon Shubhadeep Ghosh Latha Shenoy 2023-09-30 application/pdf https://epubs.icar.org.in/index.php/IJF/article/view/126239 https://doi.org/10.21077/ijf.2023.70.3.126239-07 eng eng Central Marine Fisheries Research Institute (on behalf of Indian Council of Agricultural https://epubs.icar.org.in/index.php/IJF/article/view/126239/52159 https://epubs.icar.org.in/index.php/IJF/article/view/126239 doi:10.21077/ijf.2023.70.3.126239-07 Copyright (c) 2023 Indian Journal of Fisheries Indian Journal of Fisheries; Vol. 70 No. 3 (2023) 0970-6011 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Peer-reviewed Article 2023 fticar https://doi.org/10.21077/ijf.2023.70.3.126239-07 2023-12-02T19:26:54Z Sepia aculeata Van Hasselt, 1835 is a commercially important cuttlefish in Indian seaswith limited studies on its biology from the Indo-Pacific region. This study, observed thereproductive biology of S. aculeata from samples landed by the trawl fishery operating offthe coast of north Andhra Pradesh, off the western Bay of Bengal. A total of 3511 sampleswere studied, of which 2241 were females having dorsal mantle length (DML) ranging from8.7 to 21.4 cm and weight from 78 to 901 g and 1260 were male specimens of DML rangingfrom 7.9 to 21.9 cm and weight from 54 to 738 g. Females dominated the landings with a sexratio of 1.78. The length at first maturity was estimated at 14.3 and 12.6 cm DML for femalesand males, respectively. Both sexes spawned throughout the year with two significant peaksfrom July to October and from December to February with minor intermittent peaks. Theabsolute fecundity ranged from 330±1.44 x 102 eggs, with a relative fecundity of 75±8.94 x102 eggs 100 g-1 body weight. The results of this study may be used as inputs in assessingthe stock of S. aculeata in the study region. Keywords:Cephalopods, Needle cuttlefish, Size at firstmaturity, Spawning season, Trawl fisheries Article in Journal/Newspaper DML Indian Agricultural Research Journals ( Indian Council of Agricultural Research) Indian Journal of Fisheries 70 3 |
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Indian Agricultural Research Journals ( Indian Council of Agricultural Research) |
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English |
description |
Sepia aculeata Van Hasselt, 1835 is a commercially important cuttlefish in Indian seaswith limited studies on its biology from the Indo-Pacific region. This study, observed thereproductive biology of S. aculeata from samples landed by the trawl fishery operating offthe coast of north Andhra Pradesh, off the western Bay of Bengal. A total of 3511 sampleswere studied, of which 2241 were females having dorsal mantle length (DML) ranging from8.7 to 21.4 cm and weight from 78 to 901 g and 1260 were male specimens of DML rangingfrom 7.9 to 21.9 cm and weight from 54 to 738 g. Females dominated the landings with a sexratio of 1.78. The length at first maturity was estimated at 14.3 and 12.6 cm DML for femalesand males, respectively. Both sexes spawned throughout the year with two significant peaksfrom July to October and from December to February with minor intermittent peaks. Theabsolute fecundity ranged from 330±1.44 x 102 eggs, with a relative fecundity of 75±8.94 x102 eggs 100 g-1 body weight. The results of this study may be used as inputs in assessingthe stock of S. aculeata in the study region. Keywords:Cephalopods, Needle cuttlefish, Size at firstmaturity, Spawning season, Trawl fisheries |
format |
Article in Journal/Newspaper |
author |
Felix, Jasmin Muktha Menon Shubhadeep Ghosh Latha Shenoy |
spellingShingle |
Felix, Jasmin Muktha Menon Shubhadeep Ghosh Latha Shenoy Reproduction in Sepia aculeata Van Hasselt, 1835 along the Andhra Pradesh coast, off the western Bay of Bengal |
author_facet |
Felix, Jasmin Muktha Menon Shubhadeep Ghosh Latha Shenoy |
author_sort |
Felix, Jasmin |
title |
Reproduction in Sepia aculeata Van Hasselt, 1835 along the Andhra Pradesh coast, off the western Bay of Bengal |
title_short |
Reproduction in Sepia aculeata Van Hasselt, 1835 along the Andhra Pradesh coast, off the western Bay of Bengal |
title_full |
Reproduction in Sepia aculeata Van Hasselt, 1835 along the Andhra Pradesh coast, off the western Bay of Bengal |
title_fullStr |
Reproduction in Sepia aculeata Van Hasselt, 1835 along the Andhra Pradesh coast, off the western Bay of Bengal |
title_full_unstemmed |
Reproduction in Sepia aculeata Van Hasselt, 1835 along the Andhra Pradesh coast, off the western Bay of Bengal |
title_sort |
reproduction in sepia aculeata van hasselt, 1835 along the andhra pradesh coast, off the western bay of bengal |
publisher |
Central Marine Fisheries Research Institute (on behalf of Indian Council of Agricultural |
publishDate |
2023 |
url |
https://epubs.icar.org.in/index.php/IJF/article/view/126239 https://doi.org/10.21077/ijf.2023.70.3.126239-07 |
genre |
DML |
genre_facet |
DML |
op_source |
Indian Journal of Fisheries; Vol. 70 No. 3 (2023) 0970-6011 |
op_relation |
https://epubs.icar.org.in/index.php/IJF/article/view/126239/52159 https://epubs.icar.org.in/index.php/IJF/article/view/126239 doi:10.21077/ijf.2023.70.3.126239-07 |
op_rights |
Copyright (c) 2023 Indian Journal of Fisheries |
op_doi |
https://doi.org/10.21077/ijf.2023.70.3.126239-07 |
container_title |
Indian Journal of Fisheries |
container_volume |
70 |
container_issue |
3 |
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1786838253248184320 |