The apparent differences wereobserved in scale, body colour, head length, body height, gill rakers and so on between theirparnets and between the parents and the hybrid Fi.

• 和亲本的形态学性状，观察到在鳞被、体色、头长、体高、鳃耙数等性状上，亲本与杂种F：之间有较大的遗传差异。