今年杭州市渔业生产出现新的发展势头。一是鱼种放养早。与往年相比,提早一个月左右。二是放养量增加。池塘一般亩放鱼种增加30至50尾,高的亩增80至130尾,外荡亩增40尾左右,山塘小水库亩增30至50尾。余杭县8.44万亩池塘平均亩增66尾,萧山市2.25万亩外荡平均亩放365.1尾,重量达39.86公斤,比上年增长69%,而且吃食性鱼种比重增加,余杭县、萧山市所占的比重为60%,分 This year, there is a new momentum of development in fishery production in Hangzhou. First, stocking early. Compared with previous years, about a month earlier. Second, stocking increased. Pond general acres of fish species increased by 30 to 50, the high acres by 80 to 130, outside the swing acres by about 40, Shantang reservoir acres by 30 to 50. Yuhang County, an average of 84,400 mu of acres by 66 acres of ponds, Xiaoshan City, an average of 225 acres of 22,500 acres of pig put the average release of 365.1 tail, weighing 39.86 kilograms, an increase of 69% over the previous year, and the proportion of eating fish species increased, Yuhang County, Xiaoshan The share of 60%, points