Wahyudin is a Lecturer at the Department of Socio-Economic Fisheries, Faculty of Marine Science and Fisheries, Raja Ali Haji Maritime University, Tanjung Pinang, Indonesia. His research is entitled “Modeling the integration of ecological service on economic analysis of Marine Protect Areas (MPAs).” This research will build the model of ecological services integration into cost-benefit analysis in MPAs established in Bintan Island. By adjusting the parameters, the model could be applied to another area, which could help decision-makers for sustainable development and MPAs management.