Measuring of heavy metals Ni, Cu, Pb concentrations in the gills of fish (Siganus javus) and sediments from the coastal areas of Bushehr Province
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Abstract: (4798 Views) |
The aim of this study was to measure heavy metals lead, nickel and copper concentrations in gills of the fish (Siganus javus) and in the coastal areas along the Province of Bushehr. For this purpose, 60 fish and 9 sediment samples from July to February 2015 in three stations (Kalat port, Dayer port, Nayband golf) based on user types in Bushehr was sampled. Preparation and analysis of samples was done according to standard laboratory methods MOPPAM and Atomic Absorption Spectrometer (Savant AA). The results showed that the accumulation of metals in sediments Kalat port, Dayer port and Nayband golf lead were 6.53 5.42, 16.33; nickel were 17.7, 9.68, 1.49 and copper were 7.58, 7.7, 6.98 μg/g, respectively. These showed significant difference except for copper metal. In general, the process of absorption of heavy metals in sediments was Ni > Pb > Cu. And the during deposition of America and Canada sedimentology standards all metals were below the standard limit. The results of absorption of metals in fish gills showed that the general lead, nickel and copper was 0.56, 2.7, 13.12 μg/g, respectively. Pearson correlation test results showed that there was a significant correlation in weight and length index with the absorption of metals lead and nickel. It also explores the relationships between the accumulation of metals, between the nickel with copper and lead a significant positive relationship was observed. The highest concentrations of lead, nickel and copper in the gills of fishes was observed in the, Dayer port, Kalat port and Nayband golf, respectively and showed significant difference. All metals concentrations was higher than standard limit in compared with WHO standard limit. |
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Keywords: Gill, Sediments, Siganus javus, Heavy metals, Bushehr. |
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Full-Text [PDF 863 kb]
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Type of Study: Research |
Subject:
Fisheries Received: 2017/03/13 | Accepted: 2017/03/13 | Published: 2017/03/13
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