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Evaluation of Genetic Variation in Hybrid Catfish (Sangkuriang × Thai) Employing PCR-RAPD Markers Rahmi, Kurnia Anggraini; Sativa, Putriku Nadzira; Alimuddin, Alimuddin; Soelistyowati, Dinar Tri
Jurnal Perikanan UGM (Journal of Fisheries Sciences) Vol 28, No 1 (2026)
Publisher : Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/jfs.113208

Abstract

Hybridization is the process of crossing individuals with different genotypes to produce offspring with superior traits. In this study, Sangkuriang catfish were crossed with introduced Thai catfish to obtain heterosis in hybrid seeds. The objective was to analyze the genetic diversity of these hybrid seeds using the PCR-RAPD method. Specifically, the primers OPA-13, OPB-08, OPC-19, and OPD-02 were used. Crossbreeding involved Sangkuriang female and Thai male broodstock, with four pairs of broodfish used via a semi-natural spawning method. After spawning, hybrid seeds from each pair were reared separately in containers under uniform conditions for 1.5 months. DNA samples were then collected from the fin tissue of each replicate of the crosses, and were grouped according to size categories: large (7-8 cm), medium (5-6 cm), small (3-4 cm), and broodstock, with 30 samples per size category for each replicate. The results revealed a polymorphism percentage of 72.95-93.88%, heterozygosity values of 0.167-0.232, and an average genetic distance among hybrid seeds from the three size categories and broodstock ranging from 0.001-0.018.
Co-Authors , Alimuddin , Rahman, , Achmad Sudradjat Agus Oman Sudrajat Ahmad Fahrul Syarif Ahmad Muzaki Ahmad Teduh Akbar, Muhamad Saepul Aldilla Kusumawardhani, Aldilla Alimuddin Alimuddin Alimuddin Alimuddin Alimuddin Alimuddin Alimuddin Anang Hari Kristanto Anang Hari Kristanto Aras, Annisa Khairani Arifah Ambarwati Asep Bulkini Bagus Rahmat Basuki Daniel Djokosetiyanto Dendi Hidayatullah, Dendi Deni Radona Deni Radona Dian Hardiantho Dian Hardianto Didik Ariyanto Didik Ariyanto Donny Prariska Dwi Hany Yanti Eddy Supriyono Edison, Thomas Erlania Erlania Euis Rakhmawati Fajar Maulana . Farah Diana Fauzan, Agung Luthfi Firmansyah, Rodhi Fitriyah Husnul Khotimah Flandrianto S. Palimirmo Gleni Hasan Huwoyon Gleni Hasan Huwoyon Gleni Hasan Huwoyon, Gleni Hasan Gloria Ika Satriani Gloria Ika Satriani Gunawan, Bambang Kusmayadi Gusti Ngurah Permana Guttifera Hafidah, Riva Hafif Syahputra Hanggara, Yudha Harton Arfah Haryanti Haryanti Haryanti Haryanti Helena Sahusilawane Herjayanto, Muh. Ibrahim Satrio Faqih Ibrahim, Yusran Ida Ayu Amarilia Dewi Murni Imron Imron, Imron Indah Mastuti Intan Putriana Irin Iriana Kusmini Irin Iriana Kusmini Irin Iriana Kusmini Irin Iriana Kusmini Irin Iriana Kusmini Irin Iriana Kusmini, Irin Iriana Irwan Irwan Irzal Effendi Iskandariah Iskandariah Iskandariah, Iskandariah Ketut Mahardika Ketut Sugama Ketut Sugama Khotimah, Fitriyah Husnul Komar Sumantadinata Kukuh Nirmala Ligaya I. T. A. Tumbelaka M. H. Fariduddin Ath-thar M. Syukur M. Zairin Junior Mahardhika, Prana Mahdaliana, Mahdaliana Maulana, Fajar Melta Rini Fahmi MH. Fariduddin Ath-thar Mia Setiawati Muh. Herjayanto Muhamad Syukur Muhammad Fadlan Furqon Muhammad Hunaina Fariduddin Ath-thar Muhammad Sami Daryanto Muhammad Zairin Jr Muhammad Zairin Jr. Muhmmad Agus Suprayudi Muliari Muliari Mulyasari Mulyasari Nasrullah, Hasan Nopri Yanto Odang Carman Oktaviani, Tia Peni Pitriani Poppy Dea Bertha, Poppy Dea Prana Mahardhika Prassetyo Dwi Dhany Wijaya Rahmadani Rahmadani Rahmi, Kurnia Anggraini Ratu Siti Aliah Raudhatus Sa'adah Rezki, Dinda Wahyu RIDWAN AFFANDI Rinaldi Rinaldi Rini Susilowati Rizki Eka Puteri Ronny Rachman Noor Ruby Vidia Kusumah Rudhy Gustiano Rudhy Gustiano Rudhy Gustiano Rudhy Gustiano Rudhy Gustiano Rudhy Gustiano Rudhy Gustiano Rudhy Gustiano Rudhy Gustiano Safira Qisthina Ayuningtyas, Safira Qisthina Sahusilawane, Helena Afia Sandra, Aan Aryanti Sari Budi Moria Sembiring Sari Budi Moria Sembiring Sativa, Putriku Nadzira Satriani, Gloria I. Selly Ratna Sari Sholihin, Hidayatush Sri Nuryati Sri Sundari Sudarto Sudarto Syahril, Alfis Tia Oktaviani Upmal Deswira Vitas Atmadi Prakoso Wahyutomo Wahyutomo Wahyutomo, Wahyutomo Wibowo, Kesit Tisna Wicaksono, Aryo Wenang WIDANARNI WIDANARNI Wildan Nurussalam Wiyoto Wiyoto Yeni Elisdiana Yogi Himawan