International Journal of Environmental Monitoring and Analysis

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Heavy Metals Pollution Level in Water, Fish and Sediments from the Logone River Within Moundou City (Chad)

Received: 19 September 2015    Accepted: 30 September 2015    Published: 22 October 2015
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Abstract

The evaluation of metal pollution level of Logone River at Moundou (Chad) was done by measuring the amount of Iron (Fe), Copper (Cu), Manganese (Mn), Chromium (Cr), Cadmium (Cd) and lead (Pb). The water, sediments and fish samples were collected around the river at 4 sites and the concentrations were determined by spectrophotometric UV-Visible analyses. The results obtained showed that iron (Fe) had the highest concentration in water with average of 0.77±0.03mg/L followed by Mn (0.13±0.01 mg/L). In contrast, in the sediments Mn had a highest concentration followed by Fe with an average content of 33.17±0.04mg/kg and 7.61±0.02mg/kg respectively. In both cases, Cd had the lowest concentration of 0.52±0.03µg/kg and 0.43±0.02µg/L in the sediment and water respectively. The lowest values of enrichment factor (0-0.88) and average contamination indexes (0.74 to 0.88) indicates that the sediment are not polluted by As, Cd, Cr and Pb. However, Mn is highly found in sediment with an EF of 76.88% and 100% at AM and COT sampling site respectively at which suggest the origin of this heavy metal by Coton tchad activities. The values of bioconcentration factor (BCF) of Cd, Cr, Fe and Mn proved that the fishes are under bioaccumulation step. This study proved that the various waste generated by industries (CotonTchad and Brewery of Chad) and agriculture practices at Moundou affect significantly the quality of Logone River ecosystem.

DOI 10.11648/j.ijema.20150305.15
Published in International Journal of Environmental Monitoring and Analysis (Volume 3, Issue 5, October 2015)
Page(s) 275-281
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Heavy Metals, Pollution, Bioconcentration Factor, Logone River

References
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Author Information
  • Department of Chemistry, Faculty of Science, University of Ngaoundere, Ngaoundere-Cameroon

  • Department of Chemistry, Faculty of Science, University of Ngaoundere, Ngaoundere-Cameroon

  • Department of Chemistry, Faculty of Science, University of N’Djamena, Chad

  • Department of Chemistry, Faculty of Science, University of Ngaoundere, Ngaoundere-Cameroon

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    Massang Tchoroun, Guy Bertrand Noumi, New Mahamat Tchadanaye, Jean Marie Dikdim Dangwang. (2015). Heavy Metals Pollution Level in Water, Fish and Sediments from the Logone River Within Moundou City (Chad). International Journal of Environmental Monitoring and Analysis, 3(5), 275-281. https://doi.org/10.11648/j.ijema.20150305.15

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    ACS Style

    Massang Tchoroun; Guy Bertrand Noumi; New Mahamat Tchadanaye; Jean Marie Dikdim Dangwang. Heavy Metals Pollution Level in Water, Fish and Sediments from the Logone River Within Moundou City (Chad). Int. J. Environ. Monit. Anal. 2015, 3(5), 275-281. doi: 10.11648/j.ijema.20150305.15

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    AMA Style

    Massang Tchoroun, Guy Bertrand Noumi, New Mahamat Tchadanaye, Jean Marie Dikdim Dangwang. Heavy Metals Pollution Level in Water, Fish and Sediments from the Logone River Within Moundou City (Chad). Int J Environ Monit Anal. 2015;3(5):275-281. doi: 10.11648/j.ijema.20150305.15

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  • @article{10.11648/j.ijema.20150305.15,
      author = {Massang Tchoroun and Guy Bertrand Noumi and New Mahamat Tchadanaye and Jean Marie Dikdim Dangwang},
      title = {Heavy Metals Pollution Level in Water, Fish and Sediments from the Logone River Within Moundou City (Chad)},
      journal = {International Journal of Environmental Monitoring and Analysis},
      volume = {3},
      number = {5},
      pages = {275-281},
      doi = {10.11648/j.ijema.20150305.15},
      url = {https://doi.org/10.11648/j.ijema.20150305.15},
      eprint = {https://download.sciencepg.com/pdf/10.11648.j.ijema.20150305.15},
      abstract = {The evaluation of metal pollution level of Logone River at Moundou (Chad) was done by measuring the amount of Iron (Fe), Copper (Cu), Manganese (Mn), Chromium (Cr), Cadmium (Cd) and lead (Pb). The water, sediments and fish samples were collected around the river at 4 sites and the concentrations were determined by spectrophotometric UV-Visible analyses. The results obtained showed that iron (Fe) had the highest concentration in water with average of 0.77±0.03mg/L followed by Mn (0.13±0.01 mg/L). In contrast, in the sediments Mn had a highest concentration followed by Fe with an average content of 33.17±0.04mg/kg and 7.61±0.02mg/kg respectively. In both cases, Cd had the lowest concentration of 0.52±0.03µg/kg and 0.43±0.02µg/L in the sediment and water respectively. The lowest values of enrichment factor (0-0.88) and average contamination indexes (0.74 to 0.88) indicates that the sediment are not polluted by As, Cd, Cr and Pb. However, Mn is highly found in sediment with an EF of 76.88% and 100% at AM and COT sampling site respectively at which suggest the origin of this heavy metal by Coton tchad activities. The values of bioconcentration factor (BCF) of Cd, Cr, Fe and Mn proved that the fishes are under bioaccumulation step. This study proved that the various waste generated by industries (CotonTchad and Brewery of Chad) and agriculture practices at Moundou affect significantly the quality of Logone River ecosystem.},
     year = {2015}
    }
    

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  • TY  - JOUR
    T1  - Heavy Metals Pollution Level in Water, Fish and Sediments from the Logone River Within Moundou City (Chad)
    AU  - Massang Tchoroun
    AU  - Guy Bertrand Noumi
    AU  - New Mahamat Tchadanaye
    AU  - Jean Marie Dikdim Dangwang
    Y1  - 2015/10/22
    PY  - 2015
    N1  - https://doi.org/10.11648/j.ijema.20150305.15
    DO  - 10.11648/j.ijema.20150305.15
    T2  - International Journal of Environmental Monitoring and Analysis
    JF  - International Journal of Environmental Monitoring and Analysis
    JO  - International Journal of Environmental Monitoring and Analysis
    SP  - 275
    EP  - 281
    PB  - Science Publishing Group
    SN  - 2328-7667
    UR  - https://doi.org/10.11648/j.ijema.20150305.15
    AB  - The evaluation of metal pollution level of Logone River at Moundou (Chad) was done by measuring the amount of Iron (Fe), Copper (Cu), Manganese (Mn), Chromium (Cr), Cadmium (Cd) and lead (Pb). The water, sediments and fish samples were collected around the river at 4 sites and the concentrations were determined by spectrophotometric UV-Visible analyses. The results obtained showed that iron (Fe) had the highest concentration in water with average of 0.77±0.03mg/L followed by Mn (0.13±0.01 mg/L). In contrast, in the sediments Mn had a highest concentration followed by Fe with an average content of 33.17±0.04mg/kg and 7.61±0.02mg/kg respectively. In both cases, Cd had the lowest concentration of 0.52±0.03µg/kg and 0.43±0.02µg/L in the sediment and water respectively. The lowest values of enrichment factor (0-0.88) and average contamination indexes (0.74 to 0.88) indicates that the sediment are not polluted by As, Cd, Cr and Pb. However, Mn is highly found in sediment with an EF of 76.88% and 100% at AM and COT sampling site respectively at which suggest the origin of this heavy metal by Coton tchad activities. The values of bioconcentration factor (BCF) of Cd, Cr, Fe and Mn proved that the fishes are under bioaccumulation step. This study proved that the various waste generated by industries (CotonTchad and Brewery of Chad) and agriculture practices at Moundou affect significantly the quality of Logone River ecosystem.
    VL  - 3
    IS  - 5
    ER  - 

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