Any of various spiny-finned freshwater fishes of the genus Perca, especially either of two edible species, P. flavescens, of North America, and P. fluviatilis, of Europe.
英
美
- 河鲈任何一种有刺状鳍的鲈属淡水鱼,尤指两种可食用类,北美洲的金鲈和欧洲的河鲈