东海带鱼补充群体数量预报及冬汛渔获量预报的改进研究

An Ameliorative Study on the Forecast of Recruitment Stock and Catch in Winter Seasons of Hairtail,Trichiurus Haumela in the East China Sea

以电子计算机为工具,对东海带鱼补充群体数量与气象、水文环境影响因子进行相关分析,建立了东海带鱼补充群体发生数量预测方程和改进后的新的冬汛带鱼渔获量预报方程,预测和预报结果经检验后表明有较高的精度,对东海带鱼资源的评估研究和渔政管理、渔场生产安排有一定的应用价值。

The paper makes an analysis by computer of the influence factors on weather and marine environment correlated with the recruitment stock of hairtail,Trichiurus Haumela In the East China Sea,and establishes forecast equation on recruitment stock and new ameliorative catch forecast equation of the hairtail in winter seasons.The result indicated it has high precision after testing and a certain application value to hairtail stock assessment and fisheries management and producing.