Spatial variation and community composition of phytoplankton along the Pahang estuary, Malaysia

The aim of this study was to examine the phytoplankton patchiness, as expressed by community composition and their diversity during the monsoon and Non-monsoon seasons along the Pahang estuary, Malaysia during 2008. Three zones in the estuary were sampled on both the seasons covering both upstream a...

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Main Authors: Khan Chowdhury, Ahmed Jalal, Mohamed, Ahmad Azfar, John, Akbar, Yunus, Kamaruzzaman
Format: Article
Language:English
Published: A N S I Network 2011
Subjects:
Online Access:http://irep.iium.edu.my/4214/1/468-476.pdf
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author Khan Chowdhury, Ahmed Jalal
Mohamed, Ahmad Azfar
John, Akbar
Yunus, Kamaruzzaman
author_facet Khan Chowdhury, Ahmed Jalal
Mohamed, Ahmad Azfar
John, Akbar
Yunus, Kamaruzzaman
author_sort Khan Chowdhury, Ahmed Jalal
collection IIUM
description The aim of this study was to examine the phytoplankton patchiness, as expressed by community composition and their diversity during the monsoon and Non-monsoon seasons along the Pahang estuary, Malaysia during 2008. Three zones in the estuary were sampled on both the seasons covering both upstream and downstream of the estuary. Among the identified 42 genera of phytoplankton, the most dominant phytoplankton were Leptocylindrus sp. (19.05%), Lauderia sp. (11.02%) and Skeletonema sp. (10.32%) of total abundance. The least dominant or rare phytoplankton were Ditylum sp. (0.05%), Asterionella sp. (0.04%), Gyrosigma sp. (0.05%), Gymnodinium sp. (0.04%) and Prorocentrum sp. (0.07%) of total abundance. The statistical analysis showed that there was no significant difference in diversity of phytoplankton between different zones (p>0.05). Result indicated that many of the phytoplankton species inhabiting in Pahang estuary were sensitive to salinity fluctuation. The increased diversity during monsoon might be due to the runoff water that probably brought the phytoplankton of other freshwater sources. Physicochemical parameters showed significant variation between different zones (p<0.05) except for temperature. Present study clearly showed that phytoplankton community in Pahang estuary was quiet diverse during monsoon and dominant during non monsoon season.
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spelling oai:generic.eprints.org:42142017-12-07T05:12:06Z http://irep.iium.edu.my/4214/ Spatial variation and community composition of phytoplankton along the Pahang estuary, Malaysia Khan Chowdhury, Ahmed Jalal Mohamed, Ahmad Azfar John, Akbar Yunus, Kamaruzzaman QL Zoology The aim of this study was to examine the phytoplankton patchiness, as expressed by community composition and their diversity during the monsoon and Non-monsoon seasons along the Pahang estuary, Malaysia during 2008. Three zones in the estuary were sampled on both the seasons covering both upstream and downstream of the estuary. Among the identified 42 genera of phytoplankton, the most dominant phytoplankton were Leptocylindrus sp. (19.05%), Lauderia sp. (11.02%) and Skeletonema sp. (10.32%) of total abundance. The least dominant or rare phytoplankton were Ditylum sp. (0.05%), Asterionella sp. (0.04%), Gyrosigma sp. (0.05%), Gymnodinium sp. (0.04%) and Prorocentrum sp. (0.07%) of total abundance. The statistical analysis showed that there was no significant difference in diversity of phytoplankton between different zones (p>0.05). Result indicated that many of the phytoplankton species inhabiting in Pahang estuary were sensitive to salinity fluctuation. The increased diversity during monsoon might be due to the runoff water that probably brought the phytoplankton of other freshwater sources. Physicochemical parameters showed significant variation between different zones (p<0.05) except for temperature. Present study clearly showed that phytoplankton community in Pahang estuary was quiet diverse during monsoon and dominant during non monsoon season. A N S I Network 2011 Article PeerReviewed application/pdf en http://irep.iium.edu.my/4214/1/468-476.pdf Khan Chowdhury, Ahmed Jalal and Mohamed, Ahmad Azfar and John, Akbar and Yunus, Kamaruzzaman (2011) Spatial variation and community composition of phytoplankton along the Pahang estuary, Malaysia. Asian Journal of Biological Sciences, 4 (5). pp. 468-476. ISSN 1996-3351 (P) http://scialert.net/abstract/?doi=ajbs.2011.468.476 10.3923/ajbs.2011.468.476
spellingShingle QL Zoology
Khan Chowdhury, Ahmed Jalal
Mohamed, Ahmad Azfar
John, Akbar
Yunus, Kamaruzzaman
Spatial variation and community composition of phytoplankton along the Pahang estuary, Malaysia
title Spatial variation and community composition of phytoplankton along the Pahang estuary, Malaysia
title_full Spatial variation and community composition of phytoplankton along the Pahang estuary, Malaysia
title_fullStr Spatial variation and community composition of phytoplankton along the Pahang estuary, Malaysia
title_full_unstemmed Spatial variation and community composition of phytoplankton along the Pahang estuary, Malaysia
title_short Spatial variation and community composition of phytoplankton along the Pahang estuary, Malaysia
title_sort spatial variation and community composition of phytoplankton along the pahang estuary malaysia
topic QL Zoology
url http://irep.iium.edu.my/4214/1/468-476.pdf
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