Tropical seagrass as a Bioindicator of Metal Accumulation

Seven species of tropical seagrass found at seagrass bed located in Johor, Malaysia were analysed for As, Cu and Cd accumulation. The species were identified as Enhalus acoroides, Halophila minor, Halophila spinulosa, Halophila ovalis, Thalassia hemprichii, Halodule uninervis and Cymodocea serrulata...

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Main Authors: Faridahanim Ahmad, Shamila Azman, Mohd Ismid Mohd Said, Lavania-Baloo
Format: Article
Language:English
Published: Universiti Kebangsaan Malaysia 2015
Online Access:http://journalarticle.ukm.my/8303/1/06_Faridahanim_Ahmad.pdf
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author Faridahanim Ahmad,
Shamila Azman,
Mohd Ismid Mohd Said,
Lavania-Baloo,
author_facet Faridahanim Ahmad,
Shamila Azman,
Mohd Ismid Mohd Said,
Lavania-Baloo,
author_sort Faridahanim Ahmad,
collection UKM
description Seven species of tropical seagrass found at seagrass bed located in Johor, Malaysia were analysed for As, Cu and Cd accumulation. The species were identified as Enhalus acoroides, Halophila minor, Halophila spinulosa, Halophila ovalis, Thalassia hemprichii, Halodule uninervis and Cymodocea serrulata. Seagrass plant is rapidly becoming one of the methods to determine the overall health condition of aquatic environment. Each seagrass samples were collected and divided into three parts i.e roots, rhizomes and leaves. Samples were grinded, digested and the correlation between each part was analysed using SPSS version 16. Each part of seagrass tissues have the ability to assimilate metals for example the concentration of As, Cu and Cd in tropical seagrass were in the range of 5-48, 6-60 and 10-69 μg/gDW, respectively. Halophila minor and Halophila ovalis indicates positive correlations to translocate metals (As, Cu and Cd) in plants parts (leaves-rhizomes, rhizomes-roots and roots-leaves). Seagrass can accumulate metals depending on pollution that occur, seasonal variation and internal capabilities to translocate metals. The seagrass species especially Halophila ovalis and Halophila minor can act as bioindicator for metal pollution.
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spelling ukm.eprints-83032016-12-14T06:46:50Z http://journalarticle.ukm.my/8303/ Tropical seagrass as a Bioindicator of Metal Accumulation Faridahanim Ahmad, Shamila Azman, Mohd Ismid Mohd Said, Lavania-Baloo, Seven species of tropical seagrass found at seagrass bed located in Johor, Malaysia were analysed for As, Cu and Cd accumulation. The species were identified as Enhalus acoroides, Halophila minor, Halophila spinulosa, Halophila ovalis, Thalassia hemprichii, Halodule uninervis and Cymodocea serrulata. Seagrass plant is rapidly becoming one of the methods to determine the overall health condition of aquatic environment. Each seagrass samples were collected and divided into three parts i.e roots, rhizomes and leaves. Samples were grinded, digested and the correlation between each part was analysed using SPSS version 16. Each part of seagrass tissues have the ability to assimilate metals for example the concentration of As, Cu and Cd in tropical seagrass were in the range of 5-48, 6-60 and 10-69 μg/gDW, respectively. Halophila minor and Halophila ovalis indicates positive correlations to translocate metals (As, Cu and Cd) in plants parts (leaves-rhizomes, rhizomes-roots and roots-leaves). Seagrass can accumulate metals depending on pollution that occur, seasonal variation and internal capabilities to translocate metals. The seagrass species especially Halophila ovalis and Halophila minor can act as bioindicator for metal pollution. Universiti Kebangsaan Malaysia 2015-02 Article PeerReviewed application/pdf en http://journalarticle.ukm.my/8303/1/06_Faridahanim_Ahmad.pdf Faridahanim Ahmad, and Shamila Azman, and Mohd Ismid Mohd Said, and Lavania-Baloo, (2015) Tropical seagrass as a Bioindicator of Metal Accumulation. Sains Malaysiana, 44 (2). pp. 203-210. ISSN 0126-6039 http://www.ukm.my/jsm/
spellingShingle Faridahanim Ahmad,
Shamila Azman,
Mohd Ismid Mohd Said,
Lavania-Baloo,
Tropical seagrass as a Bioindicator of Metal Accumulation
title Tropical seagrass as a Bioindicator of Metal Accumulation
title_full Tropical seagrass as a Bioindicator of Metal Accumulation
title_fullStr Tropical seagrass as a Bioindicator of Metal Accumulation
title_full_unstemmed Tropical seagrass as a Bioindicator of Metal Accumulation
title_short Tropical seagrass as a Bioindicator of Metal Accumulation
title_sort tropical seagrass as a bioindicator of metal accumulation
url http://journalarticle.ukm.my/8303/1/06_Faridahanim_Ahmad.pdf
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