1. Department of Water Resources Management, Faculty of Marine and Fisheries Sciences, Raja Ali Haji Maritime University, Jl. Senggarang Polytechnic. Tanjungpinang, Riau Islands 29111, Indonesia
2. Pusat Studi Pesisir dan Pulau-Pulau Kecil, Jl. Letjend. Gatot Subroto Km.7 Lasalepa Raha 93654, Indonesia