The key to successful hatching of swallow fish eggs:

1. Water temperature: The owner should always keep the water temperature at around 26 degrees to prevent the water temperature from being too high or too low, which may lead to the failure of the fish eggs to hatch.

2. Lighting: The swallow fish eggs should be exposed to natural light, but they should not be placed in direct sunlight.

3. Feeding: Feeding should begin about 3 days after the fish eggs hatch, preferably brine shrimp larvae.

Precautions for hatching swallowfish eggs

1. Create a good and safe spawning environment: when the swallowfish shows signs of spawning, put another egg in Raise them separately in a breeding aquarium, and use an air pump to provide sufficient dissolved oxygen in the water. During this period, it is not easy to use excessive lighting.

2. Big fish are relatively weak after spawning, so it is recommended to supplement nutrition.