Each goldfish needs alot of space. Never place them in a bowl. For starters, they are WWWAAAAAAYYY too small. GF adault size is any where from 7"-13:. Also, a bowl has no filteration, which i essental to goldfish. Little o2 can get into a bowl, which can cause a GF to suffacate. GF also live from ten to twenty years. Bowls are death traps.