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Microbiological study of showerhead waters from 10 beaches of great Lisboa and West Regions of Portugal

dc.contributor.authorCosta, Maria do Céu
dc.contributor.authorOliveira, Eva
dc.contributor.authorPires, Catarina
dc.contributor.authorMoleiro, Filipa
dc.contributor.authorCapitia, Vanessa
dc.contributor.authorVida, Manuela
dc.date.accessioned2014-08-05T15:28:33Z
dc.date.available2014-08-05T15:28:33Z
dc.date.issued2014
dc.description.abstractMany bacteria pathogenic to man can interfere in water distribution systems, forming aggregates that give rise to a complex structure called biofilm. In order to monitor the microbiological content of water from beach showers from ten sites along the coast from Lisboa-Carcavelos to Foz do Arelho beaches, 24 water samples were analyzed in 2013, 12 during January and February, and other 12 during June. The samples were collected in 500 mL sterile bottles with sodium thiosulfate. Biofilms were collected on swabs (at the same water sampling points) with transport medium Tween 20, and maintained between 2 ºC and 4 ° C, such as water samples. The following microbiological parameters were investigated for water samples: total microbial count at 22 ºC and 37 ºC, total coliforms and Escherichia coli, Pseudomonas aeruginosa, fecal streptococci, total Staphylococcus and coagulase-positive Staphylococcus. The swabs lead to the isolation of the microorganisms grown on the nutrient agar medium, in order to determine the the same microbiological parameters investigated in water showers. Globally, the water quality was found to be suitable, but that does not rule out the need for constant monitoring of the beach showers. Taking into account that there have been reports of plankton invasions and allergic eruptions after bathing in some seaside spots near Lisboa, these study results prompt us to recommend that swimmers should always shower after bathing or diving since showerheads were found safe all over the coast. por
dc.identifier.citationCosta, M. do Céu; Oliveira, E.; Pires, C.; Moleiro, F.; Capitia, V.; Vida, M. Microbiological study of showerhead waters from 10 beaches of great Lisboa and West Regions of Portugal. In: Biomedical and Biopharmaceutical Research, 2014, Vol. 11, nº1, p. 45-54por
dc.identifier.issn2182-2379
dc.identifier.urihttp://hdl.handle.net/10400.9/2505
dc.language.isoengpor
dc.publisherEdições Universitárias Lusófonaspor
dc.relation.publisherversionhttp://www.biomedicalandbiopharmaceuticalresearch.compor
dc.subjectBeach showerspor
dc.subjectGreat Lisbon Regionpor
dc.subjectWest Regionpor
dc.subjectBiofilmspor
dc.subjectMicrobiological qualitypor
dc.titleMicrobiological study of showerhead waters from 10 beaches of great Lisboa and West Regions of Portugalpor
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage54por
oaire.citation.startPage45por
oaire.citation.titleBiomedical and Biopharmaceutical Researchpor
oaire.citation.volume11por
rcaap.rightsopenAccesspor
rcaap.typearticlepor

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