Fish stock assessment is to use various statistical and mathematical methods to quantify the reactions of fish population to fisheries management choices.
资源评估是应用各种统计和数学方法量化地研究鱼类种群形态对渔业管理选择的反应。
Size selectivity of gillnet, which is crucial to fisheries management, stock survey and assessment, is a main subject in research on selectivity of fishing gear.
刺网选择性研究是渔具选择性研究领域中的重要部分，其对于渔业管理、资源调查和评估等都是至关重要的。
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