Length-weight relationships and growth pattern of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844) from the river Old Brahmaputra, Bangladesh

Study of biological parameters of a species is important for its sustainable management. The length-weight relationships and growth patterns of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844), collected from the river Old Brahmaputra in Bangladesh, were determined in this study based on 359 spe...

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Autores principales: Dipankar Paul, Mst. Tasnima Khatun, Md. Taskin Parvez, Shahroz Mahean Haque, Zoarder Faruque Ahmed
Formato: article
Lenguaje:EN
Publicado: BdFISH 2021
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LWR
Acceso en línea:https://doaj.org/article/3edd83528a614eaeb210fcfd9cf0c88d
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spelling oai:doaj.org-article:3edd83528a614eaeb210fcfd9cf0c88d2021-11-11T06:57:41ZLength-weight relationships and growth pattern of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844) from the river Old Brahmaputra, Bangladesh2311-729X2311-3111https://doaj.org/article/3edd83528a614eaeb210fcfd9cf0c88d2021-11-01T00:00:00Zhttp://journal.bdfish.org/index.php/fisheries/article/view/388https://doaj.org/toc/2311-729Xhttps://doaj.org/toc/2311-3111 Study of biological parameters of a species is important for its sustainable management. The length-weight relationships and growth patterns of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844), collected from the river Old Brahmaputra in Bangladesh, were determined in this study based on 359 specimens (carapace length, CL: 11–90 mm; body weight, BW: 0.2–54.4 g) including 308 male and 351 female individuals. For both sexes, intercepts, slopes, and coefficients of determinations of regression analyses between CL and BW varied monthly. The lowest values of intercept (–11.51 and –11.65 for male and female respectively) was recorded in October whereas the highest values were recorded in January for male (–7.01) and March for female (–8.26 for female). The minimum coefficient of determination was 0.784 (for male) and 0.801 (for female) whereas the maximum coefficient of determination was recorded 0.971 (for male) and 0.970 (for female). For male, the b value at 95% Cl revealed that the growth in March, June, July, September and February were isometric and in April, May, October, November and January were allometric. Whereas for female, the growth in March, April, June, July, November, January and February were isometric and was allometric in May, September and October. Dipankar PaulMst. Tasnima KhatunMd. Taskin ParvezShahroz Mahean HaqueZoarder Faruque AhmedBdFISHarticleLWRMacrobrachium malcolmsoniimonsoon river prawnOld BrahmaputraAquaculture. Fisheries. AnglingSH1-691ENJournal of Fisheries, Vol 9, Iss 3 (2021)
institution DOAJ
collection DOAJ
language EN
topic LWR
Macrobrachium malcolmsonii
monsoon river prawn
Old Brahmaputra
Aquaculture. Fisheries. Angling
SH1-691
spellingShingle LWR
Macrobrachium malcolmsonii
monsoon river prawn
Old Brahmaputra
Aquaculture. Fisheries. Angling
SH1-691
Dipankar Paul
Mst. Tasnima Khatun
Md. Taskin Parvez
Shahroz Mahean Haque
Zoarder Faruque Ahmed
Length-weight relationships and growth pattern of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844) from the river Old Brahmaputra, Bangladesh
description Study of biological parameters of a species is important for its sustainable management. The length-weight relationships and growth patterns of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844), collected from the river Old Brahmaputra in Bangladesh, were determined in this study based on 359 specimens (carapace length, CL: 11–90 mm; body weight, BW: 0.2–54.4 g) including 308 male and 351 female individuals. For both sexes, intercepts, slopes, and coefficients of determinations of regression analyses between CL and BW varied monthly. The lowest values of intercept (–11.51 and –11.65 for male and female respectively) was recorded in October whereas the highest values were recorded in January for male (–7.01) and March for female (–8.26 for female). The minimum coefficient of determination was 0.784 (for male) and 0.801 (for female) whereas the maximum coefficient of determination was recorded 0.971 (for male) and 0.970 (for female). For male, the b value at 95% Cl revealed that the growth in March, June, July, September and February were isometric and in April, May, October, November and January were allometric. Whereas for female, the growth in March, April, June, July, November, January and February were isometric and was allometric in May, September and October.
format article
author Dipankar Paul
Mst. Tasnima Khatun
Md. Taskin Parvez
Shahroz Mahean Haque
Zoarder Faruque Ahmed
author_facet Dipankar Paul
Mst. Tasnima Khatun
Md. Taskin Parvez
Shahroz Mahean Haque
Zoarder Faruque Ahmed
author_sort Dipankar Paul
title Length-weight relationships and growth pattern of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844) from the river Old Brahmaputra, Bangladesh
title_short Length-weight relationships and growth pattern of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844) from the river Old Brahmaputra, Bangladesh
title_full Length-weight relationships and growth pattern of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844) from the river Old Brahmaputra, Bangladesh
title_fullStr Length-weight relationships and growth pattern of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844) from the river Old Brahmaputra, Bangladesh
title_full_unstemmed Length-weight relationships and growth pattern of Macrobrachium malcolmsonii (H. Milne-Edwards, 1844) from the river Old Brahmaputra, Bangladesh
title_sort length-weight relationships and growth pattern of macrobrachium malcolmsonii (h. milne-edwards, 1844) from the river old brahmaputra, bangladesh
publisher BdFISH
publishDate 2021
url https://doaj.org/article/3edd83528a614eaeb210fcfd9cf0c88d
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