Is it good to put a fish tank in the ambient position of the Tui House, what color of fish to keep and how many are good to keep?

The theory of Feng Shui of the eight mansions does not work well in practical application, it is still better to judge by the traditional sand and water bureau

Fish tank, if it is open, is best in the west or south of the bed, which is directly beneficial to this year, and if it is a closed fish tank and the kind of plugged in, it is put in the east or north