Isolation and identification of pathogenic bacteria in edible fish: A case study of rural aquaculture projects feeding livestock manure to fish in Zimbabwe

Integrated fish farming combines livestock production with fish farming. Animal manure is shed directly into a fish pond as fertilizer and supports the growth of photosynthetic organisms. The use of different kinds of livestock manure in fish production may increase the level of pathoge...

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Main Authors: Sichewo, Petronillah Rudo, Gono, Robert Kudzanayi, Muzondiwa, John, Mungwadzi, Willard
Format: Article
Language:English
Published: Excellent Publishers 2022
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Online Access:https://www.researchgate.net/publication/299839965_Isolation_and_identificatio_of_pathogenic_bacteria_in_edible_fish_A_case_study_of_rural_aquaculture_projects_feeding_livestock_manure_to_fish_in_Zimbabwe
http://hdl.handle.net/11408/5192
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author Sichewo, Petronillah Rudo
Gono, Robert Kudzanayi
Muzondiwa, John
Mungwadzi, Willard
author_facet Sichewo, Petronillah Rudo
Gono, Robert Kudzanayi
Muzondiwa, John
Mungwadzi, Willard
author_sort Sichewo, Petronillah Rudo
collection DSpace
description Integrated fish farming combines livestock production with fish farming. Animal manure is shed directly into a fish pond as fertilizer and supports the growth of photosynthetic organisms. The use of different kinds of livestock manure in fish production may increase the level of pathogenic bacteria causing a public health risk to the rural community. Bacterial pathogens associated with fish can be transmitted to human beings from the fish used as food or by handling the fish, (biochemical and gram staining reactions). The following human pathogenic bacteria were isolated Salmonella typhi, Pseudomonas aeruginosa, Escherichia coli, Staphylococcus aureus and Enterococcus faecalis. All the bacterial species which were isolated from the fish were also present in the initial water samples collected. The isolation of enteric bacteria in fish serves as indicator organisms of faecal contamination and or water pollution. Their presence also represents a potential hazard to humans. The mean bacterial load of the isolates was found to be markedly lower than the recommended public health and standard value of 5.0 x 10 5 CFU/ml which has been adopted by many countries.
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spelling ir-11408-51922022-10-10T07:31:45Z Isolation and identification of pathogenic bacteria in edible fish: A case study of rural aquaculture projects feeding livestock manure to fish in Zimbabwe Sichewo, Petronillah Rudo Gono, Robert Kudzanayi Muzondiwa, John Mungwadzi, Willard Isolation Faecal Salmonella Typhi Contamination Integrated fish farming combines livestock production with fish farming. Animal manure is shed directly into a fish pond as fertilizer and supports the growth of photosynthetic organisms. The use of different kinds of livestock manure in fish production may increase the level of pathogenic bacteria causing a public health risk to the rural community. Bacterial pathogens associated with fish can be transmitted to human beings from the fish used as food or by handling the fish, (biochemical and gram staining reactions). The following human pathogenic bacteria were isolated Salmonella typhi, Pseudomonas aeruginosa, Escherichia coli, Staphylococcus aureus and Enterococcus faecalis. All the bacterial species which were isolated from the fish were also present in the initial water samples collected. The isolation of enteric bacteria in fish serves as indicator organisms of faecal contamination and or water pollution. Their presence also represents a potential hazard to humans. The mean bacterial load of the isolates was found to be markedly lower than the recommended public health and standard value of 5.0 x 10 5 CFU/ml which has been adopted by many countries. 2022-10-10T07:31:45Z 2022-10-10T07:31:45Z 2014 Article 2319 -7706 2319-7692 https://www.researchgate.net/publication/299839965_Isolation_and_identificatio_of_pathogenic_bacteria_in_edible_fish_A_case_study_of_rural_aquaculture_projects_feeding_livestock_manure_to_fish_in_Zimbabwe http://hdl.handle.net/11408/5192 en International Journal of Current Microbiology and Applied Sciences;Vol.3, No 11;Pages 897 - 904 open Excellent Publishers
spellingShingle Isolation
Faecal
Salmonella
Typhi
Contamination
Sichewo, Petronillah Rudo
Gono, Robert Kudzanayi
Muzondiwa, John
Mungwadzi, Willard
Isolation and identification of pathogenic bacteria in edible fish: A case study of rural aquaculture projects feeding livestock manure to fish in Zimbabwe
title Isolation and identification of pathogenic bacteria in edible fish: A case study of rural aquaculture projects feeding livestock manure to fish in Zimbabwe
title_full Isolation and identification of pathogenic bacteria in edible fish: A case study of rural aquaculture projects feeding livestock manure to fish in Zimbabwe
title_fullStr Isolation and identification of pathogenic bacteria in edible fish: A case study of rural aquaculture projects feeding livestock manure to fish in Zimbabwe
title_full_unstemmed Isolation and identification of pathogenic bacteria in edible fish: A case study of rural aquaculture projects feeding livestock manure to fish in Zimbabwe
title_short Isolation and identification of pathogenic bacteria in edible fish: A case study of rural aquaculture projects feeding livestock manure to fish in Zimbabwe
title_sort isolation and identification of pathogenic bacteria in edible fish: a case study of rural aquaculture projects feeding livestock manure to fish in zimbabwe
topic Isolation
Faecal
Salmonella
Typhi
Contamination
url https://www.researchgate.net/publication/299839965_Isolation_and_identificatio_of_pathogenic_bacteria_in_edible_fish_A_case_study_of_rural_aquaculture_projects_feeding_livestock_manure_to_fish_in_Zimbabwe
http://hdl.handle.net/11408/5192
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