adipose fin

背景: 鱼类学, 生理学.

A small, fleshy fin, typically without rays, lying on the dorsal mid-line of the back between the dorsal and caudal fins in some fishes (e.g., trouts, characids, catfishes).

参考文献

Miller, Robert Rush. 2006. "Freshwater Fishes of Mexico". University of Chicago Press, Chicago. 1-524 - (ffm01245)