Coliform density in oyster culture waters and its relationship with environmental factors
Autor(a) principal: | |
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Data de Publicação: | 2013 |
Outros Autores: | , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da UNESP |
Texto Completo: | http://dx.doi.org/10.1590/S0100-204X2013000800004 http://hdl.handle.net/11449/109441 |
Resumo: | The objective of this work was to evaluate the total and thermotolerant coliform densities in the oyster culture water of Cananeia, SP, Brazil, correlating these densities with environmental variables and tidal variations. Superficial water samples were collected in two tide conditions (spring and neap) from three areas of Cananéia municipality (Mandira, Itapitangui and Cooperostra). The three studied areas showed good conditions for the culture regarding coliform densities. The two tidal conditions differed significantly as to total coliform concentration; however, the same procedure was not performed for thermotolerant coliforms. No correlation was observed between water temperature, pH, and concentrations of total and thermotolerant coliforms. Coliform density was positively correlated with rainfall and negatively correlated with salinity. Spring and neap tides differed significantly as to coliform number. Simple diagnosis of environmental conditions of the crop fields is insufficient to assess water quality of shellfish cultivation. A continuous monitoring program of planted areas is necessary both for the assessment of water quality potential for marine culture and for ensuring safe consumption of seafood, besides constituting an important tool to understand the relationships between contamination and the involved environmental variables. |
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Coliform density in oyster culture waters and its relationship with environmental factorsDensidade de coliformes em águas de cultivo de ostras e sua relação com fatores ambientaisCrassostreacontaminaçãomicrobiologiaanálise de componentes principaiscolifirmes totais e termotolerantesCrassostreacontaminationmicrobiologyprincipal component analysistotal and thermotolerant coliformsThe objective of this work was to evaluate the total and thermotolerant coliform densities in the oyster culture water of Cananeia, SP, Brazil, correlating these densities with environmental variables and tidal variations. Superficial water samples were collected in two tide conditions (spring and neap) from three areas of Cananéia municipality (Mandira, Itapitangui and Cooperostra). The three studied areas showed good conditions for the culture regarding coliform densities. The two tidal conditions differed significantly as to total coliform concentration; however, the same procedure was not performed for thermotolerant coliforms. No correlation was observed between water temperature, pH, and concentrations of total and thermotolerant coliforms. Coliform density was positively correlated with rainfall and negatively correlated with salinity. Spring and neap tides differed significantly as to coliform number. Simple diagnosis of environmental conditions of the crop fields is insufficient to assess water quality of shellfish cultivation. A continuous monitoring program of planted areas is necessary both for the assessment of water quality potential for marine culture and for ensuring safe consumption of seafood, besides constituting an important tool to understand the relationships between contamination and the involved environmental variables.O objetivo deste trabalho foi avaliar as densidades de coliformes totais e termotolerantes, em água de cultivo de ostra de Cananeia, SP, e correlacionar estas densidades com variáveis ambientais e as variações das marés. Foram coletadas amostras de água superficial em duas condições de maré (sizígia e quadratura) de três áreas do Município de Cananéia (Mandira, Itapitangui e Cooperostra). As três áreas estudadas apresentaram boas condições para cultivo, quanto à densidade de coliformes. Diferenças significativas foram registradas entre as condições de marés quanto à concentração total de coliformes; no entanto, o mesmo procedimento não se aplicou para coliformes termotolerantes. Nenhuma correlação foi observada entre a temperatura da água, o pH e as concentrações de coliformes total e termotolerantes. As densidades de coliformes correlacionaram-se positivamente com a pluviosidade e negativamente com a salinidade. O número de coliformes foi significativamente diferente nas marés de sizígia e de quadratura. O simples diagnóstico das condições ambientais é insuficiente para avaliar a qualidade da água de cultivo de ostras. Um programa de monitoramento contínuo de áreas cultivadas é necessário tanto para avaliar o potencial dessas águas, como para garantir o consumo seguro de frutos do mar, além de constituir-se como instrumento importante para a compreensão das relações entre a contaminação por coliformes e as variáveis ambientais envolvidas.Ministério da Pesca e AquiculturaInstituto de Pesca Agência Paulista de Tecnologia dos AgronegóciosUniversidade Estadual Paulista Júlio de Mesquita FilhoUniversidade Estadual Paulista Júlio de Mesquita FilhoEmpresa Brasileira de Pesquisa Agropecuária (EMBRAPA)Ministério da Pesca e AquiculturaAgência Paulista de Tecnologia dos Agronegócios (APTA)Universidade Estadual Paulista (Unesp)Mignani, LucieneBarbieri, EdisonMarques, Helcio Luis De AlmeidaOliveira, Ana Julia Fernandes Cardoso De [UNESP]2014-09-30T18:18:20Z2014-09-30T18:18:20Z2013-08-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/article833-840application/pdfhttp://dx.doi.org/10.1590/S0100-204X2013000800004Pesquisa Agropecuária Brasileira. Embrapa Informação TecnológicaPesquisa Agropecuária Brasileira, v. 48, n. 8, p. 833-840, 2013.0100-204Xhttp://hdl.handle.net/11449/10944110.1590/S0100-204X2013000800004S0100-204X2013000800007S0100-204X2013000800007.pdfSciELOreponame:Repositório Institucional da UNESPinstname:Universidade Estadual Paulista (UNESP)instacron:UNESPengPesquisa Agropecuária Brasileira0.546info:eu-repo/semantics/openAccess2023-12-09T06:19:03Zoai:repositorio.unesp.br:11449/109441Repositório InstitucionalPUBhttp://repositorio.unesp.br/oai/requestopendoar:29462024-08-05T19:50:29.723330Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP)false |
dc.title.none.fl_str_mv |
Coliform density in oyster culture waters and its relationship with environmental factors Densidade de coliformes em águas de cultivo de ostras e sua relação com fatores ambientais |
title |
Coliform density in oyster culture waters and its relationship with environmental factors |
spellingShingle |
Coliform density in oyster culture waters and its relationship with environmental factors Mignani, Luciene Crassostrea contaminação microbiologia análise de componentes principais colifirmes totais e termotolerantes Crassostrea contamination microbiology principal component analysis total and thermotolerant coliforms |
title_short |
Coliform density in oyster culture waters and its relationship with environmental factors |
title_full |
Coliform density in oyster culture waters and its relationship with environmental factors |
title_fullStr |
Coliform density in oyster culture waters and its relationship with environmental factors |
title_full_unstemmed |
Coliform density in oyster culture waters and its relationship with environmental factors |
title_sort |
Coliform density in oyster culture waters and its relationship with environmental factors |
author |
Mignani, Luciene |
author_facet |
Mignani, Luciene Barbieri, Edison Marques, Helcio Luis De Almeida Oliveira, Ana Julia Fernandes Cardoso De [UNESP] |
author_role |
author |
author2 |
Barbieri, Edison Marques, Helcio Luis De Almeida Oliveira, Ana Julia Fernandes Cardoso De [UNESP] |
author2_role |
author author author |
dc.contributor.none.fl_str_mv |
Ministério da Pesca e Aquicultura Agência Paulista de Tecnologia dos Agronegócios (APTA) Universidade Estadual Paulista (Unesp) |
dc.contributor.author.fl_str_mv |
Mignani, Luciene Barbieri, Edison Marques, Helcio Luis De Almeida Oliveira, Ana Julia Fernandes Cardoso De [UNESP] |
dc.subject.por.fl_str_mv |
Crassostrea contaminação microbiologia análise de componentes principais colifirmes totais e termotolerantes Crassostrea contamination microbiology principal component analysis total and thermotolerant coliforms |
topic |
Crassostrea contaminação microbiologia análise de componentes principais colifirmes totais e termotolerantes Crassostrea contamination microbiology principal component analysis total and thermotolerant coliforms |
description |
The objective of this work was to evaluate the total and thermotolerant coliform densities in the oyster culture water of Cananeia, SP, Brazil, correlating these densities with environmental variables and tidal variations. Superficial water samples were collected in two tide conditions (spring and neap) from three areas of Cananéia municipality (Mandira, Itapitangui and Cooperostra). The three studied areas showed good conditions for the culture regarding coliform densities. The two tidal conditions differed significantly as to total coliform concentration; however, the same procedure was not performed for thermotolerant coliforms. No correlation was observed between water temperature, pH, and concentrations of total and thermotolerant coliforms. Coliform density was positively correlated with rainfall and negatively correlated with salinity. Spring and neap tides differed significantly as to coliform number. Simple diagnosis of environmental conditions of the crop fields is insufficient to assess water quality of shellfish cultivation. A continuous monitoring program of planted areas is necessary both for the assessment of water quality potential for marine culture and for ensuring safe consumption of seafood, besides constituting an important tool to understand the relationships between contamination and the involved environmental variables. |
publishDate |
2013 |
dc.date.none.fl_str_mv |
2013-08-01 2014-09-30T18:18:20Z 2014-09-30T18:18:20Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://dx.doi.org/10.1590/S0100-204X2013000800004 Pesquisa Agropecuária Brasileira. Embrapa Informação TecnológicaPesquisa Agropecuária Brasileira, v. 48, n. 8, p. 833-840, 2013. 0100-204X http://hdl.handle.net/11449/109441 10.1590/S0100-204X2013000800004 S0100-204X2013000800007 S0100-204X2013000800007.pdf |
url |
http://dx.doi.org/10.1590/S0100-204X2013000800004 http://hdl.handle.net/11449/109441 |
identifier_str_mv |
Pesquisa Agropecuária Brasileira. Embrapa Informação TecnológicaPesquisa Agropecuária Brasileira, v. 48, n. 8, p. 833-840, 2013. 0100-204X 10.1590/S0100-204X2013000800004 S0100-204X2013000800007 S0100-204X2013000800007.pdf |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
Pesquisa Agropecuária Brasileira 0.546 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
833-840 application/pdf |
dc.publisher.none.fl_str_mv |
Empresa Brasileira de Pesquisa Agropecuária (EMBRAPA) |
publisher.none.fl_str_mv |
Empresa Brasileira de Pesquisa Agropecuária (EMBRAPA) |
dc.source.none.fl_str_mv |
SciELO reponame:Repositório Institucional da UNESP instname:Universidade Estadual Paulista (UNESP) instacron:UNESP |
instname_str |
Universidade Estadual Paulista (UNESP) |
instacron_str |
UNESP |
institution |
UNESP |
reponame_str |
Repositório Institucional da UNESP |
collection |
Repositório Institucional da UNESP |
repository.name.fl_str_mv |
Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP) |
repository.mail.fl_str_mv |
|
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1808129127327203328 |