Assessing the chemical and microbiological quality of farmed tilapia in Egyptian fresh fish markets

cg.authorship.typesCGIAR and developing country instituteen
cg.authorship.typesCGIAR and advanced research instituteen
cg.contributor.affiliationKafr El Sheikh Universityen
cg.contributor.affiliationRoyal Veterinary College, United Kingdomen
cg.contributor.affiliationLondon School of Hygiene and Tropical Medicineen
cg.contributor.affiliationInternational Livestock Research Instituteen
cg.contributor.crpAgriculture for Nutrition and Health
cg.contributor.donorAustralian Centre for International Agricultural Researchen
cg.coverage.countryEgypt
cg.coverage.iso3166-alpha2EG
cg.coverage.regionAfrica
cg.coverage.regionNorthern Africa
cg.creator.identifierDelia Grace: 0000-0002-0195-9489en
cg.creator.identifierJonathan Rushton: 0000-0001-5450-4202en
cg.howPublishedFormally Publisheden
cg.identifier.doihttps://doi.org/10.1016/j.gfs.2018.03.003en
cg.isijournalISI Journalen
cg.issn2211-9124en
cg.journalGlobal Food Securityen
cg.reviewStatusPeer Reviewen
cg.subject.ilriFISHen
cg.subject.ilriFOOD SAFETYen
cg.subject.ilriHEALTHen
cg.subject.ilriMARKETSen
cg.volume17en
dc.contributor.authorEltholth, Mahmouden
dc.contributor.authorFornace, Kimberlyen
dc.contributor.authorGrace, Deliaen
dc.contributor.authorRushton, Jonathanen
dc.contributor.authorHäsler, Barbaraen
dc.date.accessioned2018-04-04T07:50:49Zen
dc.date.available2018-04-04T07:50:49Zen
dc.identifier.urihttps://hdl.handle.net/10568/92019
dc.titleAssessing the chemical and microbiological quality of farmed tilapia in Egyptian fresh fish marketsen
dcterms.abstractFish make important contributions to food and nutrition security in low and middle income countries; however, they are also prone to contamination with a range of chemical and biological hazards. The presence of people's perception and health hazards has implications for consumer acceptability and hence the potential contribution of fish to nutrition and health. The aim of this study was to assess the chemical and microbiological quality of farmed tilapia in Egypt. We conducted a systematic literature review resulting in 38 papers meeting inclusion criteria. We also conducted a survey of seven hazardous chemicals in fish sampled from farms (300 samples from 100 farms) and of 5 biological hazards as well as total bacterial counts in fish sampled from retailers (300 samples from 100 retailers). The results showed that the level of contamination with heavy metals and pesticides was lower than the national and international permissible limits. On the other hand, level of contamination of a considerable proportion of samples with microbial pollutants was higher than the permissible limits. Results from the literature indicated that, the level of contamination of wild tilapia was higher than farmed tilapia, again in contradiction to common perceptions. Our results indicate that the risk of human exposure to heavy metals and pesticides via consumption of farmed tilapia is negligible compared to microbial hazards. These findings suggest that post-harvest contamination is the major health risk in the tilapia fish value chain and we make recommendations for addressing this.en
dcterms.accessRightsOpen Access
dcterms.audienceScientistsen
dcterms.bibliographicCitationEltholth, M., Fornace, K., Grace, D., Rushton, J. and Häsler, B. 2018. Assessing the chemical and microbiological quality of farmed tilapia in Egyptian fresh fish markets. Global Food Security 17: 14–20.en
dcterms.extentp. 14-20en
dcterms.issued2018-06en
dcterms.languageen
dcterms.licenseCC-BY-NC-ND-4.0
dcterms.publisherElsevieren
dcterms.subjectfishen
dcterms.subjectfood safetyen
dcterms.subjectmarketsen
dcterms.subjecthealthen
dcterms.typeJournal Article

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