CATDOLL : CATDOLL: How big is a crucian carp when it is just hatched?

2-3 cm long

Crucian carp develops relatively quickly. It can lay eggs once it is one year old, and it grows a head while laying eggs. Moreover, the spawning period of crucian carp is long, which can last from spring to autumn. It lays a large number of eggs, which are laid on water plants or other objects in shallow waters. The strong reproductive ability of crucian carp is an important reason for its wide distribution and large number of fry.