Then in this case SPS also same same ah you should have the conditions in the ocean then you can keep SPS so they are stress free.
Can keep alive can already, you care what stress free or not in your tank.
You catch it from the sea and put in your tank already very stress unless you got 70 sq ft tank lor.
Even if your tank is 10ft long, the fish one kick already reach the other end of the tank
Bigger tank reduces stress but they are still stressed