1, crucian carp raises fish eggs in a fish tank. Crucian carp is an omnivorous fish that eats fish eggs.

2. The roe must be kept separately from the parent fish, otherwise the big fish will eat the roe and replace it with a fish tank.

As long as the water temperature is right, the small fish will hatch after a while.

Crucian carp is an omnivorous fish, but the adult fish is mainly plant food. The living standard of crucian carp belongs to the bottom fish. Generally speaking, they swim, feed and inhabit underwater. However, when the temperature and water temperature are high, you should also swim in the lower and upper layers of the water for food. Because plant feed is rich in water, there are many kinds of edible plants.