Fish Doctors Canton I Am Interested In Setting Up A Doctor Fish (garra Ruffa) Spa. What Do I Need To Do To Be Able To Do This?

I am interested in setting up a doctor fish (garra ruffa) spa. What do I need to do to be able to do this? - fish doctors canton

I read about the spa fish and learned that these fish into a pool with thermal water, should be rich in selenium. This can artificially made?