１草种鱼代表品种为草金鱼。身体侧扁 ,呈纺锤形 ,有背鳍 ,其体形和鳍形均和一般鲫鱼相似 ,也有的成双的臀鳍和尾鳍。其主要品种、特征为 :金鲫 :身体侧扁 ,呈纺锤形 ,尾鳍较短、单叶、呈凹尾形 ,全身均为橙红色 ,是最古老的金鱼品种。草金鱼 :直接起源于金鲫鱼。身体侧扁 ,呈 1 grass species of representative grass goldfish grass. Side of the body flat, was spindle-shaped, dorsal fin, its shape and fin are similar to the general crucian carp, and some double anal fin and caudal fin. Its main varieties, characterized by: golden crucian carp: body side flat, was spindle-shaped, caudal fin shorter, single-leaf, was concave tail, the body is orange-red, is the oldest goldfish species. Grass goldfish: directly from the golden carp. Body side flat, was