a small North American freshwater fish(Percopsis omiscomaycus) having a translucent body,an adipose fin,and fine saw-toothed edges on its scales

• 鲑鲈，一种小型北美淡水鱼（鲑鲈鲑鲈属），身体透明，鳍多脂肪，鳞边有细小锯齿状边缘