Macrodebris and microplastic distribution in the beaches of Rameswaram Coral Island, Gulf of Mannar, Southeast coast of India: A first report

A. Vidyasakar, K. Neelavannan, S. Krishnakumar*, G. Prabaharan, T. Sathiyabama Alias Priyanka, N. S. Magesh, Prince S. Godson, S. Srinivasalu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

110 Scopus citations

Abstract

This is the first study on the distribution and characteristics of plastic debris found in the sediments of Rameswaram Island, Gulf of Mannar, India. Studies on the distribution of plastics and microplastic content in highly populated coral islands and their impact on the coral ecosystem are very scarce. For this purpose, marine sediment samples were collected from 20 locations along the coastal areas of the study region. The distribution and characterization study was carried out by visual examination followed by FTIR spectroscopy. The results showed abundance of white-colored and irregular-shaped plastic debris in this study area. Polypropylene was identified as a dominant polymer variety, followed by polyethylene, polystyrene, nylon, and polyvinyl chloride. Tourist activities and fishing practices were found to be the possible sources of the microplastic debris. Additionally, the distribution of the plastics was found to be dominantly controlled by the aeolian process and the nature of the coast.

Original languageEnglish
Pages (from-to)610-616
Number of pages7
JournalMarine Pollution Bulletin
Volume137
DOIs
StatePublished - Dec 2018

Bibliographical note

Funding Information:
The corresponding author (Dr. S. Krishnakumar) is thankful to the National Post Doctoral Fellowship Scheme (File No PDF/2017/000030 Dated 14th November 2017) and Department of Science and Technology for their encouragement in the form of providing fellowship during the work tenure.

Publisher Copyright:
© 2018

Keywords

  • Distribution
  • Fourier-transform infrared spectroscopy (FTIR)
  • Plastic debris
  • Rameswaram Island

ASJC Scopus subject areas

  • Oceanography
  • Aquatic Science
  • Pollution

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