Abstract
This research is expected to improve the sustainable tuna fisheries management of Fisheries Management Area Republic of Indonesia (FMARI) 572 by considering fish resources and fishermen welfare. The objectives of the research are examining the status of tuna fisheries in the FMARI 572, analyzing the bioeconomic model of tuna fisheries in the FMARI 572, and determining the strategy of a sustainable tuna fisheries management in the FMARI 572. This research was carried out for 3 months from February to May 2019 at the existing fishing ports located along the west coast of Sumatra (FMARI 572), such as Lampulo Fishing Port (Aceh), Sibolga Fishing Port (North Sumatra), Bungus Fishing Port (West Sumatra), and Nizam Zachman Fishing Port (Jakarta). Some factors analyzed were: The fishing capacity of fishing units with a variety of fishing gears, the potential of fish resources, the optimum level of efforts reaching the sustainable maximum catches, and the implementation of fisheries bioeconomic models. The results of this study showed the level of utilization tuna in FMARI 572 is still moderate, Tuna fisheries in FMARI 572 have not experienced biological and economical overfishing, and there were 3 sustainable tuna fisheries management strategies proposed.
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