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Effectiveness of Pre-Harvest Feed Treatments and Post-Harvest Processing in Reducing Escherichia coli Contamination in Catfish (Clarias gariepinus) Nur Endah Wahyuningsih; Sutopo Patriajati; Ayun Sriatmi; Antono Suryoputro; Puteri Inandin Nabiha; Mahalul Azam
JURNAL KESEHATAN LINGKUNGAN Vol. 18 No. 1 (2026): JURNAL KESEHATAN LINGKUNGAN
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jkl.v18i1.2026.10-18

Abstract

Introduction: The presence of Escherichia coli strains in freshwater fish like catfish (Clarias gariepinus) populations has caused contamination, particularly in Indonesian aquaculture areas where domestic garbage is the primary source of contamination. In order to determine the appropriate handling of E. coli and fecal Coliform contamination before and after harvesting, this study examined the effects of treatment on safety measures for consumption. Methods: Between March and November 2022, a posttest-only control design was used in 126 catfish samples from Bumiayu, Central Java for an experimental study that was quasi-quantitative. There were two types of feed used during growth, followed by six treatments post-harvest (washing; soaking; fry; grill). The MPN method was employed in microbiology testing. Results and Discussion: There was no significant difference in microbial load variation before harvesting the food, with a pre-harvest feed variation of p > 0.05 (indicating that environmental contamination may have been more important). Thermal treatments that completely eradicated E. coli and fecal coliforms (0 MPN/g) by cooking at high temperature for 4-6 minutes and grilling for 5-7 minutes, were the only alternative to post-harvest treatment. Washing and soaking alone remained ineffective. Conclusion: This study demonstrates that high-temperature processing is a reliable method to ensure microbiological safety of catfish, whereas feed variation before harvest has minimal influence under environmentally contaminated conditions. The findings provide practical guidance on safe cooking time–temperature combinations to prevent E. coli exposure from aquaculture products.
Co-Authors A.A. Ketut Agung Cahyawan W Afifi, Sesaria Nisa Agus Kristyanto Kumbara Agus Raharjo Aldinda, Tharra Widadari Alfitri Alfitri Anik Setyo Wahyuningsih Antono Suryoputro Arga Iman Malakani Ari Yuniastuti Artiyaningrum, Budi Arulita Ika Fibriana Ayu, Dhea Istiva Ayun Sriatmi Baharuddin Ali Bambang Budi Raharjo Bambang Priyono Bambang Widjanarko Bioladwiko, Bioladwiko Budhi Setianto Chandra Permana Daniswari, Aruna Dartini Dartini Dewi, Nila Prastiana Dina Nur Anggraini Ningrum Donny Kristanto Mulyantoro Donny Wira Yudha Elsa Yuniarti Endika, Okta Mega Gres Eri Barlian Eunike Raffy Rustiana Eunike Raffy Rustiana Evi Widowati Farida, Eko Fatihah, Ana Nur Fatimah Fatimah Fazriyah, La’elatul Ferdiani, Dhita Aulia Ferdiani, Dhita Aulia Fernandes, Nintorio Vieira Fetty Nur Hidayati Firman Firman Fitri Indrawati Halibi, Maria Suzana Hardhono Susanto Hardhono Susanto heldi heldi Hendra Adinata Heny Setyawati Indah Septiani Indah Septiani Indang Dewata Innayah, Nurul Irawan Wibisono Irwan Irwan Isti Mulyawati Jeffri Ardiyanto Kamisih, Kamisih Kholifah, Siti Putri Nur Kristian, Samuel Kusuma, Donny Wira Yudha Lukman Fauzi M. Riski Adi Wijaya M.Jannah, Ajeng Ayu Maftukhah, Maftukhah Martha Irene Kartasurya Martha Irene Kartasurya Mohammad Arif Ali, Mohammad Arif Muhammad Azinar Nasaru, Jumriyanti Navik Puryantini Netrawati, Netrawati Neviyarni, Neviyarni Ningrum, Trinanda Agustina Sapta Nisa, Alfiana Ainun Nugroho, Anan Nur Endah Wahyuningsih Nurfajriah, Nurfajriah Nurharsono, Tri Nurtanti, Ratna Nurul Dwi Astuti, Nurul Dwi Nyoman Suci Widyastiti Octarini, Dewi Oktia Woro Kasmini Handayani Puteri Inandin Nabiha Qimamayah, Asih Satut Damul Rahayu, Rr. Sri Ratna Rahmawati, Siska Ricko Irawan Ricko Irawan Rihaliza, Rihaliza Rr. Sri Ratna Rahayu Rukmana, Dewi S. Sugiharto S.Pd. M Kes I Ketut Sudiana . Saefurrohim, Muhamad Zakki Salsabila, Alif Mazida Saniya Ilma Arifa Saputri, Indramala Yulmi Saputri, Meilinda Ayu Sari, Riska Permana Sekar, Anastasia Kinanti Sesaria Nisa Afifi Setya Rahayu Shofiyanah, Lina Shofiyanah, Lina Siti Fatimah Pradigdo Siti Minasari Soedjatmiko Soedjatmiko Soegiyanto Soegiyanto Soesanto . Sofwan Indarjo Sri Lestari Sri Sumarni Sri Sumartiningsih Sudiyono Sudiyono Suhartono, Suhartono Sungkowo Edy Mulyono Sungkowo Sungkowo Susanti Lestari Sutopo Patria Jati Syed Mohamed Aljunid Tandiyo Rahayu Taufiq Arif Setyanto Thijs Eijsvogels TOMMY SUPIT, TOMMY Totok Triputrastyo Murwatono Tri Joko Raharjo Tri Tunggal Setiawan Udin Bahrudin Udin Bahrudin Udin Bahrudin, Udin Utami, Nur Lissa Utami, Nur Lissa Utomo, Ocbrivianita Mulyaningtyas Wafi, Ahmad Zein Al Widya Hary Cahyati Woro Kh, Oktavia Yan Wisnu Prajoko Yani Istadi Yuni Astuti Yuni Wijayanti