首页> 外文会议>Remote Sensing of the Ocean and Sea Ice 2004 >Relationships between satellite derived oceanic events and the albacore tuna (Thunnus alalunga, Bonaterre 1788) artisanal fishing grounds in the North East Atlantic
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Relationships between satellite derived oceanic events and the albacore tuna (Thunnus alalunga, Bonaterre 1788) artisanal fishing grounds in the North East Atlantic

机译:卫星衍生的海洋事件与东北大西洋的长鳍金枪鱼(Thunnus alalunga,Bonaterre 1788)手工捕鱼场之间的关系

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Satellite radiometers are widely used to detect oceanic structures which may allow for accumulations of pelagic fish. However, little information exists with respect to the possible use of spacecraft radar sensors in the detection and management of pelagic fisheries. This paper presents the satellite-derived ocenic events obtained from the Ekman Pumping (satellite wind scatterometer data derived), the Sea Level Anomaly, the Sea Surface Temperature and the Chlorophyll-a pigment images data sets, and how they relate to the albacore tuna fishing grounds distribution patterns in the North-East Atlantic. The statistical results show that catch per unit of effort (cpue) variability can be extensively explained by the satellite derived data base. The accumulation of CPUE records in specific zones is discussed too, in relation to the specific sensitivity of albacore due to the species' physiological thermo-conserving system. This paper emphasizes the importance of the combination of several satellite data sources in order to fully investigate mathematical relationships with the cpue.
机译:卫星辐射计被广泛用于检测可能积聚远洋鱼类的海洋结构。但是,关于在远洋渔业的检测和管理中可能使用航天器雷达传感器的信息很少。本文介绍了从埃克曼抽水(卫星风散射仪数据获得),海平面异常,海面温度和叶绿素-a色素图像数据集获得的卫星海洋事件,以及它们与长鳍金枪鱼捕捞的关系东北大西洋的地面分布模式。统计结果表明,卫星衍生数据库可以广泛解释每单位工作量(cpue)变异的捕获量。还讨论了CPUE记录在特定区域中的积累,以及由于该物种的生理热保存系统而对长春科的特定敏感性的影响。本文强调了几个卫星数据源组合的重要性,以便充分研究与cpue的数学关系。

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