His children, then in junior high and high school, would help him patrol the river on their vacations. "Back then my son Kao Tien-ming was in high school, and on Saturday nights he would often bring friends to keep watch by the river with blankets and dogs," he recalls. "It was really moving!"
當時高正勝求好心切，特別訓練自己的狗兒──嘟嘟，學會搶奪釣客的漁具並咬碎；他就讀於高中及國中的小孩也都利用假日投入巡溪工作，「當時我念國中的三兒子高天明，常常吆喝著同學在周六晚上帶著棉被和狗兒到達娜伊谷溪守夜，我真的好感動！」