本文主要依据1983年8月国家海洋局东海分局大面调查资料及作者参与的本所水文组在1983年9月的两次上层鱼中心渔场专题调查的渔、海况资料,并收集参考了部分渔探记录及群众渔业生产情况,渔获物比例系由本所上层鱼组测定。为便于对比,还统计了1960年以来(1968—1974年未作统计)东海西北部历年同期有关调查资料,其中浮游生 This paper mainly based on August 1983 State Oceanic Administration East China Sea Branch survey data and the author participated in the hydrological group in September 1983 two fish center fishing special survey of the fishing and sea conditions, and collected reference to some of the fishing Exploration records and the production of fisheries of the masses, the proportion of catch is determined by the upper fish group. For the sake of comparison, statistical data on the survey data of the northwestern East China Sea since 1960 (without statistics for 1968-1974)