论文部分内容阅读
银鱼属硬骨鱼纲鲑形目银鱼科,银鱼科有2个亚科8属20种。据调查我国有6属15种,目前畅销于国内外市场的主要是太湖新银鱼、大银鱼。银鱼捕捞的网具,现阶段使用较多的是银鱼拖网、围网和小丝网。1银鱼拖网银鱼拖网有双翼双囊,用聚乙烯网布根据生产需要的大小规格,裁剪后缝制而成。全网分为两部分,各有1翼1囊,分别由2只船装备。作业时连接成一体,2船
The genus Ichthyophthrium salmon-shaped silverfish species, silverfish Branch has 2 subfamilies 8 genus 20 species. According to the survey, there are 6 genera and 15 species in our country. At present, the best-selling products in the domestic and foreign markets are mainly the new whitebait and Taiyou in Taihu Lake. Silverfish fishing gear, use more at this stage are silverfish trawls, fences and small screen. 1 Silverfish trawl silverfish trawl with double tibia, polyethylene mesh cloth according to the size of the production needs of specifications, after cutting and made. The whole network is divided into two parts, each with a wing 1 capsule, respectively, by two vessels equipped. Work connected into one, two boats