Bioavailable trace metals and their ecological risks in the tourist beaches of the Southeast coast of India

  • S. Krishnakumar*
  • , A. Vidyasakar
  • , S. Anbalagan
  • , Prince S. Godson
  • , K. Kasilingam
  • , P. Parthasarathy
  • , D. Pradhap
  • , P. Saravanan
  • , S. Hariharan
  • , A. Rajkumar
  • , K. Neelavannan
  • , N. S. Magesh
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

The concentration of Acid Leachable Trace Metals (ALTMs) was assessed in urbanized tourist beaches (96 samples from Marina beach, 34 samples from Edward Elliot's beach, and 28 samples from Silver beach) of southeast coast of India. The concentration of metals accumulated in the beach sediment was less than the Upper Continental Crust (UCC) background reference values. The mean enrichment of ALTMs in the studied urban tourist beaches showed the following descending order: Marina beach – Cr > Pb > Ni > Zn > Cu > Mn > Co; Edward Elliot's beach – Cr > Pb > Ni > Mn > Co > Zn > Cu; Silver beach – Cr > Pb > Ni > Co > Mn > Cu > Zn. The ALTMs such as Fe, Mn, Co, Cu, and Zn were probably derived from natural weathering and mild anthropogenic influences whereas other metals were derived from anthropogenic induced factors.

Original languageEnglish
Article number111562
JournalMarine Pollution Bulletin
Volume160
DOIs
StatePublished - Nov 2020

Bibliographical note

Funding Information:
The corresponding author especially thanks the Department of Science and Technology (DST), Science and Engineering Research Board (SERB), New Delhi for providing financial support through the National Postdoctoral Fellowship Scheme (Ref. No PDF/2017/000030 & 14th Nov 2017).

Funding Information:
The corresponding author especially thanks the Department of Science and Technology ( DST ), Science and Engineering Research Board (SERB), New Delhi for providing financial support through the National Postdoctoral Fellowship Scheme (Ref. No PDF/2017/000030 & 14th Nov 2017).

Publisher Copyright:
© 2020 Elsevier Ltd

Keywords

  • Acid Leachable Trace Metals (ALTMs)
  • Beach sediments
  • Southeast coast of India
  • Urban tourist beaches

ASJC Scopus subject areas

  • Oceanography
  • Aquatic Science
  • Pollution

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