1. Department of Marine Industrial & Maritime Police, College of Ocean Sciences, Jeju National University, Jeju 63243, Republic of Korea
2. Water Research Institute, Council for Scientific and Industrial Research, Accra GA-018-9651, Ghana
3. Department of Marine Engineering and Maritime Operations, Jomo Kenyatta University of Agriculture and Technology, Nairobi 62000-00200, Kenya
4. Division of Marine Production System Management, Pukyong National University, Busan 48513, Republic of Korea