Ratio of abundances of ciliates behavioral groups as an indicator of the treated wastewater impact on rivers.

A method for assessing the degree of impact of wastewater treatment plant discharge on receiving rivers was proposed, based on the structural indicators of the population of ciliated protozoa. It was shown that the ratio of attached, crawling and free-swimming forms in bottom sediments changes under...

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Main Authors: Roman Babko, Volodymyr Pliashechnyk, Jacek Zaburko, Yaroslav Danko, Tatiana Kuzmina, Joanna Czarnota, Joanna Szulżyk-Cieplak, Grzegorz Łagód
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0275629
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author Roman Babko
Volodymyr Pliashechnyk
Jacek Zaburko
Yaroslav Danko
Tatiana Kuzmina
Joanna Czarnota
Joanna Szulżyk-Cieplak
Grzegorz Łagód
author_facet Roman Babko
Volodymyr Pliashechnyk
Jacek Zaburko
Yaroslav Danko
Tatiana Kuzmina
Joanna Czarnota
Joanna Szulżyk-Cieplak
Grzegorz Łagód
author_sort Roman Babko
collection DOAJ
description A method for assessing the degree of impact of wastewater treatment plant discharge on receiving rivers was proposed, based on the structural indicators of the population of ciliated protozoa. It was shown that the ratio of attached, crawling and free-swimming forms in bottom sediments changes under the influence of discharge. In the points subject to organic pollution, the share of attached filter-feeding bacteriovorous ciliates increases in the assemblage of ciliated protozoa. The proposed Attached Form Index (AFI) takes this ratio into account. The use of AFI makes it possible to assess the restructuring of the assemblage of ciliated protozoa under the influence of point sources of pollution, to establish a zone of negative influence of runoff, to assess the degree of restoration of the aquatic ecosystem, as the influence of the pollution source weakened.
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spelling doaj.art-5b0ba11f522644c599866d1214091bdf2022-12-22T04:34:12ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-011710e027562910.1371/journal.pone.0275629Ratio of abundances of ciliates behavioral groups as an indicator of the treated wastewater impact on rivers.Roman BabkoVolodymyr PliashechnykJacek ZaburkoYaroslav DankoTatiana KuzminaJoanna CzarnotaJoanna Szulżyk-CieplakGrzegorz ŁagódA method for assessing the degree of impact of wastewater treatment plant discharge on receiving rivers was proposed, based on the structural indicators of the population of ciliated protozoa. It was shown that the ratio of attached, crawling and free-swimming forms in bottom sediments changes under the influence of discharge. In the points subject to organic pollution, the share of attached filter-feeding bacteriovorous ciliates increases in the assemblage of ciliated protozoa. The proposed Attached Form Index (AFI) takes this ratio into account. The use of AFI makes it possible to assess the restructuring of the assemblage of ciliated protozoa under the influence of point sources of pollution, to establish a zone of negative influence of runoff, to assess the degree of restoration of the aquatic ecosystem, as the influence of the pollution source weakened.https://doi.org/10.1371/journal.pone.0275629
spellingShingle Roman Babko
Volodymyr Pliashechnyk
Jacek Zaburko
Yaroslav Danko
Tatiana Kuzmina
Joanna Czarnota
Joanna Szulżyk-Cieplak
Grzegorz Łagód
Ratio of abundances of ciliates behavioral groups as an indicator of the treated wastewater impact on rivers.
PLoS ONE
title Ratio of abundances of ciliates behavioral groups as an indicator of the treated wastewater impact on rivers.
title_full Ratio of abundances of ciliates behavioral groups as an indicator of the treated wastewater impact on rivers.
title_fullStr Ratio of abundances of ciliates behavioral groups as an indicator of the treated wastewater impact on rivers.
title_full_unstemmed Ratio of abundances of ciliates behavioral groups as an indicator of the treated wastewater impact on rivers.
title_short Ratio of abundances of ciliates behavioral groups as an indicator of the treated wastewater impact on rivers.
title_sort ratio of abundances of ciliates behavioral groups as an indicator of the treated wastewater impact on rivers
url https://doi.org/10.1371/journal.pone.0275629
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