adipose fin

背景: 魚類學, 生理學.

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).

文獻

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