Question and Answers...

Q: Why is the water in my goldfish bowl cloudy?

A: Overfeeding -
Remedy - cut back feeding to one pinch a day, which should be eaten in 40-60 seconds.
If the food isn't eaten and sinks to the bottom, you should scoop it out with a net.

Q: Why cant my goldfish control its bouyancy?

A: Constipation caused by feeding too much dry fish food -
Remedy - A regular diet of live food or frozen food once a week should resolve the issue.