After spawning, it is necessary to remove the parent fish from the fish tank and put them into other fish tanks for reproduction.

Because sometimes mother fish will eat her own eggs.

Male fish can stay in the tank because they will take care of the hatched small fish.

Small fish don't need to be fed just after hatching.

After about 3 days, they learn to swim horizontally before they can eat.

1. How long does it take for betta eggs to hatch? Betta eggs don't hatch for long. Generally, it only takes 24-36 hours for betta eggs to hatch.

However, the newly hatched fish can't swim, but only float on the nest.

During this time, the male fish will take care of the small fish.

Therefore, after the betta lays eggs, the female fish can be taken out of the fish tank.

In about three days, small fish can learn to swim.

Second, how to raise the small fish hatched from fighting fish eggs 1, how to raise the newly hatched small fish: the small fish hatched from fish eggs can't swim, but only float on the nest.

At this time, the male fish will take care of the small fish.

If a small fish falls into the water, the male will send it back to the nest.

If the nest shows signs of damage, the male fish will repair the nest.

Sometimes, the male fish will send water into the nest with his fins to help the small fish adapt to the environment.

After about three days, the small fish can learn to swim horizontally.

There is no need to feed during this time, as long as the water temperature is guaranteed.

2. Learn how to raise a small fish after swimming: After learning to swim, you can take the male fish out of the fish tank.

It's time to start feeding the small fish.

Generally, it is fed twice a day, and the fish food can be paramecium, green algae powder, fine eggs of bumper shrimp, etc.

In addition to feeding, we should also pay attention to keeping the water temperature around 26℃ to provide a good growth environment for small fish.