I've had a Hollywood chalice (first chalice) for about a month now, and it's been developing a white ring all the way around. At first I thought it was skeleton growth similar to a montipora, but i'm hoping it's not recession. Does it look happy or sad?
Nitrates: 5-7
Phosphate: <.25
Calcium: 460
Alk: 10
Mag: 1390
Nitrates: 5-7
Phosphate: <.25
Calcium: 460
Alk: 10
Mag: 1390