The Level of Utilization of Small Pelagic Fish Resources in Buton Regency, Southeast Sulawesi

Aditya Akbar, A. Rasyid, Alfa Filep Petrus Nelwan
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引用次数: 1

Abstract

Management of small pelagic fish resources is one of the efforts to prevent a decrease in the carrying capacity of small pelagic fish resources which has continued to experience a decline in production capacity in Buton Regency since the last 5 years since 2016. This study aims to analyze CPUE (Catch per Unit Effort), sustainable potential (MSY) and level of utilization and level of exploitation so that it can become information for managing the utilization of small pelagic fish resources. The research method used analysis of the level of utilization and level of effort based on statistical data on fisheries production for the 2016-2020 period. The results of this study indicate that there is a relationship between CPUE and fishing effort, namely a decrease in CPUE of 0.4092 tons for every increase of effort of 1 effort, optimum catch value (CMSY) of 9447.04 tons per year, and optimum effort value (EMSY) of 152 attempts per year, the utilization rate is still below CMSY with an average of 7557.64 tons and the utilization rate has exceeded EMSY with an average of 178 units per year. The average value of the utilization rate for small pelagic fish in Buton Regency is 94.56%, meaning that it has exceeded the Total Allowed Catch (TAC) but not exceeded the MSY value, while the average effort level is 116.84%. This means that fishermen's catches can still be optimized, but may not exceed MSY, which is 9447.04 tons per year. Trends in the level of utilization and effort level of small pelagic fish resources in the last five years indicate that the utilization rate of small pelagic fish resources has decreased in line with increasing levels of exploitation each year.
苏拉威西岛东南部布顿县小型远洋鱼类资源利用水平
小型中上层鱼类资源的管理是防止小型中上层鱼类资源承载能力下降的努力之一,自2016年以来的过去5年里,布顿摄县的生产能力持续下降。本研究旨在分析CPUE(渔获量)、可持续潜力(MSY)以及利用水平和开发水平,为管理小型远洋鱼类资源的利用提供信息。研究方法采用基于2016-2020年期间渔业生产统计数据的利用水平和努力水平分析。研究结果表明:CPUE与捕捞努力量之间存在一定的关系,即每增加1次努力量,CPUE减少0.4092 t,最佳渔获值(CMSY)为9447.04 t /年,最佳努力值(EMSY)为152次/年,利用率仍低于CMSY,平均为7557.64 t /年,利用率已超过EMSY,平均为178单位/年。布顿县小型远洋鱼类的平均利用率为94.56%,超过了总允许捕获量(TAC),但未超过最大可捕捞量(MSY),而平均努力度为116.84%。这意味着渔民的捕获量仍然可以优化,但可能不会超过MSY,即每年9447.04吨。近五年来小型中上层鱼类资源的利用水平和努力水平的趋势表明,小型中上层鱼类资源的利用率随着每年开发水平的增加而下降。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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