鳍条

The male shows elongated rays in its anal fin and yellow pearl organs on the jaws and opercula during breeding season.

雄鱼的臀特长，交配季节两颌和鳃盖会长出黄色的珠星。

Most fishes have unstriated rays along the anterior part of the dorsal and ventral edges (leading edges) of the caudal fin.

在大多数鱼类的尾，沿著背侧与腹侧缘的前部具有痕的。在一些鱼中，如鰕虎鱼其有痕的与纹的软数量比在鑑定是有帮助的。