Distribution and characterization of plastic debris pollution along the Poompuhar Beach, Tamil Nadu, Southern India

  • Kannaiyan Neelavannan*
  • , Hema Achyuthan*
  • , Indra Sekhar Sen
  • , S. Krishnakumar
  • , Kalpana Gopinath
  • , R. Dhanalakshmi
  • , P. R. Rajalakshmi
  • , Riffin Sajeev
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

20 Scopus citations

Abstract

The present study was carried out to determine the characteristics, distribution, and abundance of plastic debris in 25 sediment samples collected from the Poompuhar beach, southeast coast of India. The result reveals that the mean plastic debris abundance was 42 ± 27 particles/m2 dry weight (dw) (1 SD, n = 25) with higher concentrations in the river mouth. The dominant shapes in the study area were fragment (70.7%), followed by fiber (20.7%), and pellet-shaped (8.6%). The dominant colors of the plastic debris were: white-colored (47%) followed by blue (28%) and green (14%). The study further reveals that the dominant polymer type was polyethylene (PE, 63.4%), followed by nylon (PA, 16.9), polyvinyl chloride (PVC, 15.5%), polypropylene (PP, 3.1%), and polystyrene (PS, 1.1%). In the study area, the main source of plastic debris was from land-based fishing and tourism activities, and rainwater runoff from the Cauvery River.

Original languageEnglish
Article number113337
JournalMarine Pollution Bulletin
Volume175
DOIs
StatePublished - Feb 2022

Bibliographical note

Funding Information:
This work was carried out under the CSIR emeritus scientist project sanction No: 21(1039)/17/EMR . HA acknowledges the facilities extended by the Director, Institute for Ocean Management, Anna University, Chennai, to carry out this work. KN acknowledges the postdoctoral research support extended at the Indian Institute of Technology Kanpur . All the authors are grateful to the reviewers for suggesting constructive comments that helped in the presentation of the work and the data.

Publisher Copyright:
© 2022 Elsevier Ltd

Keywords

  • Color and shape
  • Microplastics
  • Plastic debris
  • Polymer type
  • Poompuhar Beach
  • Sediments

ASJC Scopus subject areas

  • Oceanography
  • Aquatic Science
  • Pollution

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