Fishkeeper2004
Fish Addict
Yes, while they are small they should be fine in a breeder net, but try to avoid plastic ones as they can often cause problems. As the fry grow, they will need to be transferred into a bigger tank. 
As for catching them, I always find a tea-strainer is an effective way of removing them.
As for catching them, I always find a tea-strainer is an effective way of removing them.