Bioindicator role of tintinnid (Protozoa: Ciliophora) for water quality monitoring in Kalpakkam, Tamil Nadu, south east coast of India

Dibyendu Rakshit, Gouri Sahu, Ajit Kumar Mohanty, Kamala Kanta Satpathy, M. P. Jonathan, K. Murugan, Santosh Kumar Sarkar

Research output: Contribution to journalArticlepeer-review

23 Scopus citations

Abstract

The feasibility of a potential bioindicator based on functional groups of microzooplankton tintinnids for bioassessments of water quality status was studied during southwest monsoon (June to September) along the coastal waters of Kalpakkam, India during 2012–2015. The work highlights the following features (1) tintinnid community composed of 28 species belonging to 11 genera and 9 families, revealed significant differences among the four study sites (2) maximum numerical abundance (2224 ± 90 ind. l− 1) and species diversity (H′ = 2.66) of tintinnid were recorded towards Bay of Bengal whereas minimum abundance (720 ± 35 ind. l− 1) and diversity (H′ = 1.74) were encountered in the backwater sites, (3) multivariate analyses [RELATE, Biota-environment (BIOENV) and canonical analysis of principal coordinates (CAP)] reveal that chl a, nitrate and phosphate were the potential causative factors for tintinnid distribution. Based on the results, we suggest that tintinnids may be used as a potential bioindicator of water quality status in marine ecosystem.

Original languageEnglish
Pages (from-to)134-143
Number of pages10
JournalMarine Pollution Bulletin
Volume114
Issue number1
DOIs
StatePublished - 15 Jan 2017

Keywords

  • Bay of Bengal
  • Bioindicator
  • Species diversity
  • Tintinnid
  • Water quality

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