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Climate change adaptation strategies and fish catchability: The case of inland artisanal fishers along the Volta Basin in Ghana
Fisheries Research ( IF 2.4 ) Pub Date : 2020-10-01 , DOI: 10.1016/j.fishres.2020.105675
Franklin Nantui Mabe , Amos Asase

Abstract The pattern of the climatic conditions in the fisheries sub-sector is currently alarming and has interfered with many productive fishing activities. In response to this, fishers have resorted to using some climate change adaptation strategies(CCAS). This study assessed whether or not climate change adaptation strategies used by inland artisanal fishers improve fish catchability along the Volta Lake in Ghana. The study used primary cross-sectional data. A conditional mixed-process (CMP) with an ordered probit outcome was used to estimate the effects of climate change adaptation strategies on fish catchability. The climate change adaptation strategies used by fishers in the study area are; increasing daily fishing time, increasing fishing efforts, changing fishing time, aquaculture production, migrating to another fishing area, fishing further away or deep inside the water, catching smaller fish, participation in alternative non-fishing livelihoods and taking a moratorium in fishing. It was evident that the more climate change adaptation strategies fishers use, the more fish they catch per unit man effort. It is prudent for stakeholders promoting climate change adaptation strategies and sustainable fishing especially the Ministry of Fisheries and Aquaculture Development to promote these strategies in fishing. More emphasis should be placed on sustainable climate change adaption strategies such as aquaculture production and implementation of close fishing seasons.

中文翻译:

气候变化适应战略和鱼类捕捞能力:加纳沃尔特盆地沿岸内陆手工渔民的案例

摘要 渔业子部门的气候条件格局目前令人担忧,并干扰了许多生产性捕捞活动。为此,渔民采取了一些气候变化适应策略(CCAS)。这项研究评估了内陆手工渔民使用的气候变化适应策略是否提高了加纳沃尔特湖沿岸的鱼类捕捞能力。该研究使用了主要横断面数据。具有有序概率结果的条件混合过程 (CMP) 用于估计气候变化适应策略对鱼类可捕获性的影响。研究区渔民使用的气候变化适应策略是;增加每日捕鱼时间,增加捕鱼力度,改变捕鱼时间,水产养殖生产,迁移到另一个捕鱼区,在更远或更深的水域捕鱼,捕获较小的鱼,参与替代的非捕鱼生计并暂停捕鱼。很明显,渔民使用的气候变化适应策略越多,他们每单位人力捕捞的鱼就越多。促进气候变化适应战略和可持续捕捞的利益相关者,特别是渔业和水产养殖发展部,在捕捞中推广这些战略是谨慎的。应更加重视可持续的气候变化适应战略,例如水产养殖生产和实施密捕季节。很明显,渔民使用的气候变化适应策略越多,他们每单位人力捕捞的鱼就越多。促进气候变化适应战略和可持续捕捞的利益相关者,特别是渔业和水产养殖发展部,在捕捞中推广这些战略是谨慎的。应更加重视可持续的气候变化适应战略,例如水产养殖生产和实施密捕季节。很明显,渔民使用的气候变化适应策略越多,他们每单位人力捕捞的鱼就越多。促进气候变化适应战略和可持续捕捞的利益相关者,特别是渔业和水产养殖发展部,在捕捞中推广这些战略是谨慎的。应更加重视可持续的气候变化适应战略,例如水产养殖生产和实施密捕季节。
更新日期:2020-10-01
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