2-4 days is normal, then they become wrigglers where they feed off there yolk sack.
Like the photo below

They do not need to be fed during this stage, they basically sit in one place, and wriggle (the parents will often hide them in a pit they dig).
When they become free swimmers, venturing out as a school, they will need to be fed, as many small meals throughout the day as you can manage.


Like the photo below

They do not need to be fed during this stage, they basically sit in one place, and wriggle (the parents will often hide them in a pit they dig).
When they become free swimmers, venturing out as a school, they will need to be fed, as many small meals throughout the day as you can manage.

