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Journal : Indonesian Journal of Multidisciplinary Science

Optimization of Nile Tilapia (Oreochromis Niloticus) Production in Floating Net Cages Through Feed Engineering to Support Food Security in The Fisheries Sector Lutfiani, Cindi; Rakhmawati, Rakhmawati; Indariyanti, Nur
Indonesian Journal of Multidisciplinary Science Vol. 5 No. 4 (2026): Indonesian Journal of Multidisciplinary Science
Publisher : International Journal Labs

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55324/ijoms.v5i4.1242

Abstract

National food security demands the availability of sustainable sources of animal protein, one of which is through increasing the production of tilapia (Oreochromis niloticus). As a strategic fishery commodity, tilapia has rapid growth, high economic value, and wide adaptability, including in the floating net cage system (KJA) in salinity waters. However, the high cost of feed, especially from the protein content, is still a major obstacle in cultivation. Efficiency efforts can be made through the formulation of lower protein feeds with the addition of chromium yeast (Cr-yeast) which plays a role in increasing insulin sensitivity and improving glucose and lipid metabolism. This study aims to examine the effect of variation in feed protein levels (28% and 34%) and Cr-yeast supplementation on the growth performance and biochemical profile of tilapia blood in KJA. The parameters observed included survival rate (SR), absolute weight growth, daily growth rate, feed conversion (FCR), feed efficiency, protein retention, fat retention, as well as blood biochemical indicators (blood glucose, triglycerides, cholesterol, HDL, and LDL). The results showed that low-protein feed (28%) was still able to support the rate of survival, growth, and feed efficiency, which is comparable to high-protein feed (34%). The addition of Cr-yeast to feed 28% has been proven to increase the efficiency of energy metabolism through the protein sparing effect mechanism, which is a condition when energy needs are met more by lipids so that proteins can be directed to tissue formation.
Co-Authors Abdul Muhid, Abdul Afida Safriani Agung Kurniawan Agustama, Yoka Akmal, Faiz Maulana Alhafizoh, Fatimah Ali Taqwim Angesti, Fadhilah Anjar Sofiana Annisa Fitri Arief Firmansyah Arintin, Hilda Khilya Ario Imandiri, Ario Atmaja, Fajar Fandi Baehaqi, Sirojul Bokau, Rietje J.M Bokau, Rietje JM Bokau, RJM Da-Oh, Maskah Dian Farida Asfan Dian Febriani Dianna, Dianna Dini Fitri Damayanti Enung Siti Nurhidayah Epro Barades Eulis Marlina Fahmi, Lukman Fahmy Imaniar Fatin, Haya Aisyah Fatoni, Khoerul Fiddareini, Fachrina Firmansyah, Raden Arief Hadi, Anas Hamzah Fansuri Haratua Tiur Maria Silitonga Hasibuan, M. Habib Marsan Henny Fitriani, Henny Hilda Izzati Madjid Ike Rostikawati Husen imas, imas rofi'ah Jati, Sigit Pramono Kamila, Bintana Cahya kamilatul fauziah, wahyu Khoirul Hidayat Khoirun Nisa Kobandaha, Firmansah Kuncahyo, Nanda Lintang Utari Kurnia Faturrohman Kurniawan, Aris Aji Kurniawan, Randi Kurniawati, Bachrijah Laila, Ana Nurul leo sutrisno Lilik Mahmudah, Lilik Linuwih Aluh Prastiti Lisanul Uswah Sadieda Lisdayana, Nurmalisa Lutfiani, Cindi Marlina, E Maulidya, Diva Nada Melidawati, Melidawati Muh. Rusli Muhammad Mujahid Muhtarom Munjiatun Munjiatun, Munjiatun Mu’tamar, M Fuad Fauzul Nasikin, Moh. Natalia, Henni Nur Hanifa, Wanda Nur Indariyanti Nurbaiti, Lilis Nursandi, Juli Prihastuti, Christiana Cahyani Probowati, Banun Diyah Purwoko Purwoko Putri, Dyah Ayu Rhomandhoni Putri, Mega Silvia Ramidi, Ramidi Rio Yusufi Subhan Riski Amalia Hidayah Rizka Safriyani Rizky, Ayu Winda S. Sugiharto Safriani, Afrida Salisa, Ziyada Saputra, Andre Satrio, Rinawati Setyaningrum, Titis Siti Wahyuni Sobandi, Liebe Sumarkan Syaifudin, Mokhamad Tammi Putri, Ryana Theresia Putri, Nadisa Tulas Aprilia Umar, Aisya Fadila Firdaus Ventura, Ragusfi Bhuena Wakhidi, Muflikh Wibowo, Fahri Hanif Rais Widjajati, Budi Widyaningsih, Pratiwi Nur Yahriyah, Siti Yoni Fuadah Syukriani Yuniawan, Ryan Zariul Antosa