淮河流域是我国的重要淡水渔区,青、草、鲢、鳙、鳊是淮河的主要经济鱼类。1958年以前,淮河四大家鱼的捕捞产量曾占70%以上。1952年,淮河就发现有家鱼苗。安徽和江苏省1960年以前都曾设弶张捕,1958年江苏省洪泽县在淮河张捕鱼苗10亿尾。据 The Huaihe River Basin is an important freshwater fishing area in China. Green, grass, silver carp, bighead carp and bighead carp are the major economic fish in the Huaihe River. Before 1958, the fishing output of the four major Huaihe people had accounted for more than 70%. In 1952, Huaihe found that there are fry. Before 1960, both Anhui and Jiangsu Province set up Zhang Zhang. In 1958, Hongze County of Jiangsu Province claimed 1 billion fish fry in the Huaihe River. according to