Standardized geo-referenced catch and fishing effort data of the bigeye tuna ...
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Units of effort and catch are different for each fishery. For instance, the effort and catch of fishery 1,2,3 and 4 are expressed in number of hooks and number of individual...
各渔业的捕捞努力量与渔获量的计量单位各不相同。例如，渔业1、2、3及4的捕捞努力量与渔获量分别以鱼钩数量与个体数量作为计量单位……
