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汝南县位于豫南淮北平原,水产资源丰富,全县坑塘堰坝3万多亩,故河道0.5万亩,宿鸭湖水库正常水位时面积17.3万亩,共20.8万亩,占全县耕地面积126万亩的16.5％,是全省水域大县之一,发展水产潜力大。 一、水资源利用现状 1、宿鸭湖水库自1958年建库至今已有37年的历史,经过历年的淤积和冲刷,底质平坦、水质良好,平均水深在1—2米之间,适宜多种水生动植物的栖息、生长、繁育。库内现有鱼类54种,贝类35种,尤以褶纹冠蚌最为丰富。每年投放3万公斤四大家鱼鱼种(平均每公斤
Runan County is located in southern Henan Huaibei Plain, rich in aquatic resources, the county Pit pond dam 30,000 mu, so the river 0.5 million mu, Suyahu Reservoir normal water area of 173,000 mu, a total of 208,000 mu, accounting for the county farmland 16.5% of the area of 1260000 acres, is one of the province’s waters counties, the development of aquatic potential. First, the status quo of water resources utilization Sujianhu Reservoir has been in existence for 37 years since its establishment in 1958. After years of siltation and erosion, the sediment quality is very good with an average water depth of 1-2 meters A variety of aquatic animals and plants habitat, growth, breeding. 54 kinds of existing fish in the library, 35 species of shellfish, especially the most abundant plicata. Each year put 30000 kilograms of four major fish species (average per kilogram