Is it better to raise map fish or koi fish?

I can tell you for sure. Both kinds of fish are difficult to raise. You can first understand the natural living conditions of the origin of the two kinds of fish. The map is tropical fish. Need water temperature. This must keep the water quality good. Raising fish is a matter of mood. , keep hanging up, the in the mind must be. Learn from your failure. I wish you a happy life as a doctor.