1. Aquaculture Department, Southeast Asian Fisheries Development Center, Tigbauan, Iloilo, Philippines
2. Institute of Aquaculture, College of Fisheries and Ocean Sciences (CFOS), University of the Philippines Visayas (UPV), Miagao, Iloilo, Philippines
3. Department of Chemistry, College of Arts and Sciences, UPV, Miagao, Iloilo, Philippines
4. Institute of Marine Fisheries and Oceanology, CFOS, UPV, Miagao, Iloilo, Philippines