I got this green finger 1 day ago and it start look like this, it still retain this green color but it not extend any polyp and there was a slime/ waxy mucus covered arounf this coral , my water parameter and salinity is good and temp is about 23 to 25 degree celcius. What happen to this one? purple one behind my new green finger is about 2 week ago just fine than the green one as you see in this picture