dying hammar

I got my order in from Aquasd today and the bags were super cold and the corals weren’t looking good at all. I reached out to them within 20 minutes and they said everything should be ok since the water wasn’t cloudy. I went ahead and temperature acclimated them. After opening the bags I’m...

I’ve had my hammer coral for over a week now, 3 days ago it was open and full then it didn’t open 2 days ago. I will include info below. Tank: 52 litres/ 13.5 gallons Flow: low to moderate Ammonia: 0 Nitrate: 2 Nitrite: 0 Ph: 8.2 Mag: 1450 Cal: 480 Kh: 7 My acan coral is doing well inside...