Can Fish eat bread?

可以, 但包中唔好有其他雜質如果乾或糖粉等, 包的油份要少. 只可以吃白麵包, 麥包不可.

of course, u can give a lettle bit white bread ur fish,
but I don't agree that the fish will feel very boring if they always eat the same kind of food.

yes!!
but it will let the water dirty...