河是鸭绿江上一条较大河流，河水清澈透底，有水流湍急的哨脸子（浅而急的水域），有镜面一样的水潭，盛产着多种淡水鱼。在春、夏、秋三季里，河中大白条成群结队，不时跃出水面吞食飞虫。毛钧正是利用白条这一特点进行垂钓的。这种方法的优点是：不用漂、坠，不用诱饵，更省 River is a large river on the Yalu River, the river is clear through the bottom, there are fast-flowing whistle (shallow and acute waters), mirrors the same pool, rich in a variety of freshwater fish. In the spring, summer and autumn three seasons, large white river in groups, from time to time out of the water and swallow insects. Mao Jun is the use of this feature of white fishing. The advantage of this method is: no drift, fall, no bait, save more