Can anyone tell me what’s up with my frogspawn it recently started doing this after a week of high salinity of 36ppm I was out of town for work and couldn’t change the water until last Wednesday to start bringing the salinity down. Any idea what the bulge is all other corals seem fine. Could it be my lighting attached is pics of the coral my basic parameters and lighting schedule 24 gallon aio cube. Thanks for the help all you pros out there. Ammonia=0 phosphate=0.04 calcium=450ppm mag is 1350