1. Faculty of Resource Science and Technology, Universiti Malaysia Sarawak, 94300 Kota Samarahan, Sarawak, Malaysia
2. Faculty of Social Science, Universiti Malaysia Sarawak, 94300 Kota Samarahan, Sarawak, Malaysia
3. Fisheries Research Institute Sarawak, Department of Fisheries Malaysia, P.O. Box 2243, 93744 Kuching, Sarawak, Malaysia