Help! Plate coral

[DinoMagnet]

Hi all my orange plate coral is showing some “bone” if you will on a few ridges. Params are as followed
Hanna digital checkers
Salinity 1.026
Temp 80.2
Dkh 10
Ca 506
No4 .14
API test for ph reads about 8
Salifert no3 5ppm

 

[reefz]

It should be fine. Its probably just irritated around those two spots. How long have you had it?

 

[DinoMagnet]

It should be fine. Its probably just irritated around those two spots. How long have you had it?

Thanks for input, and since august 7, 2020.