渔业资源调查

长江宜宾江段渔业资源调查

Survey of Fishery Resource in Yibin District in the Yangtse River

黄河口海域渔业资源调查及现状评价的初步研究

Primary Studies on Fishery Resources Investigation and Evaluation of the Yellow River Estuary

黄河流域渔业资源调查及可持续利用研究

The Research of Fishery Resource Investigation and the Sustainable Utilization in Yellow River Area

本文汇集1979&1987年山东省内陆水域渔业资源调查中有关贝类资源的部分写成。

This paper was written based on the 1979-1987 fishery resources investigations in inland water areas of Shandong Province .

根据辽宁省海洋渔业资源调查与统计资料，分析了辽宁省近海渔业资源结构。

Based on marine fishery resources investigation and fishery statistics data in Liaoning province , an analysis of the structure of offshore fishery resources was made .

东海北部、黄海南部深水流网渔业资源调查

Investigation on Fisheries Resources with Deep Water Drifting Net in the Northern Part of the East China Sea and in the Southern Part of Yellow Sea

根据1997~2000年东海区底拖网渔业资源调查资料，分析和讨论了东海区小型鱼类的种类组成和季节变化。

According to the data selected from bottom trawl fishery resource monitoring in the East China Sea from 1997 to 2000 , the species composition and seasonal variation of small-sized fish were analysed .

如果渔业资源调查数据和历史产量数据存在，只要已知调查数据的资源生物量指数和绝对生物量之间关系，就可以估计这个渔业的剩余产量历史。

If the survey data and historical catch data of fishery are available , and the relationship between surveyed biomass index and absolute biomass is known the history of surplus production from the fishery can be estimated .

1993年6～8月，北斗号渔业资源调查船在白令海阿留申海盆区进行了狭鳕资源声学调查及渔场环境调查。

During June to August , 1993 , the acoustic survey for walley pollock and the investigation of environment inhabited by them in the Aleutian Basin of Bering Sea were carried ort by R / V BEI DOU .

根据1998年珠江口水域尖尾罟网和掺缯网周年月度渔业资源调查资料，采用因子分析、回归分析和聚类分析方法分析了珠江口鱼类的种类组成、生物学特征及季节变化规律。

Based on monthly investigation data of beam trawl and hang trawl in the Pearl River estuarine waters in 1998 , the paper analysed species composition , biological characteristics and seasonal variation of fishes by principal components , regression , and hierarchical cluster analysises .

本文根据2003～2004年台湾海峡渔业资源调查资料，结合以往闽南、台湾浅滩渔场鲐鲹鱼类监测资料，研究分析了台湾海峡鲐鱼捕捞群体结构及资源开发利用状况。

According to the fisheries resources investigation in Taiwan strait during 2003 to 2004 , combining with monitoring data of pelagic fish in Minnan-Taiwan bank fishing ground during 1990 to 2004 , this paper analyzed the fishing population structure and resources utilization status of Pneumatophorus japonicus in Taiwan strait .

一种渔业资源科学调查常用的适应性抽样方法是适应性分配抽样方法，这种调查方法一般应用于分层随机抽样调查。

An adaptive approach is often used in fisheries surveys to allocate sampling efforts , which usually follows stratified random design .

浙江舟山灯光敷网渔业利用资源的调查分析

Survey and Analysis of Light Lift Net Catching Fishery Resource in Zhoushan of Zhejiang Province

根据2004年5月和10月在青岛近海进行的渔业资源底拖网调查，对该海域渔业资源群落结构特征进行了初步研究。

Based on the bottom trawl surveys in the coastal waters of Qingdao in May and Octomber , 2004 , the community structure of fishery resources was preliminarily analyzed .

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。

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 .

根据2005年渔业资源监测船生产调查资料和现场取样数据，运用数理统计方法分析了虾拖网副渔获组成及其月份变化等。

Based on production investigation and sampling data by fishing vessel in2005 , composition and monthly variation of by-catch were analysed with data analysis tool of Microsoft Excel .

根据1985年和2000年秋季渔业生物资源底拖网调查资料，分析了黄海底层鱼类群落结构的时空变化。

Based on the data collected from bottom trawl surveys conducted in the autumns of 1985 and 2000 , the temporal and spatial changes in structure of demersal fish assemblage in the Yellow Sea were analyzed .

根据东海区渔业资源动态监测网调查资料，对2003年伏季休渔期间的带鱼资源状况进行了分析，并展望了秋冬汛带鱼生产前景。

Based on the survey data conducted by East China Sea Region Fishery Resources Dynamic and Minitor Net , an analysis of the hairtail resources during summer closed season was made and the hairtail production prospects for autumn and winter fishing seasons were given .

根据1993~2002年南海区3省市渔业公司在南沙群岛西南陆架区底拖网的生产资料和渔业资源调查资料，分析了底拖网主要渔获种类组成和数量变动。

Based on the data collected by fishing records and field survey of state-owned fishing companies in the South China Sea during 1993-2002 , the authors analyzed species composition and quantity dynamics of main commercial fishes from bottom trawl in southwestern continental shelf of Nansha Islands .