please research the topic before you post
if you had used the search button instead of the new post button
you would have read that
aros are very difficult to sex
and they don't breed in aquaria, the only time i have read someones aro laying eggs in a tank is delgados silver aro,but ther wasn't any male in the tank at the time it laid eggs
usually breeders breed aros in huge swimming pool like ponds