lobophyllia - how to recovery

[Tony73]

Hi all

my friend gave me this lobophyllia.

It could get better, My friend had no3 0 and in my tank I have no3 5, probably better.

Any suggest to improve it?

 

[vetteguy53081]

Get it off the sand which may be irritating the coral
Moderate light and water flow
Temp 77-79
Salinity 1.025
Ph 8.1-8.3
Nitrate < .4
Alk 8-9
Mag 1300
Ca 450