[Get this - Ammonia - 0, Nitrites - 0, Nitrates <.25 , PH 8.0-8.2, Alk - Normal, mandarin goby, mated maroons, yellow tang, anemone, coral beauty are all fine. :nod:
Copperband, Hawk, and Anthia - after two weeks eating and doing fine - all dying today. :cry:
I did an emergency water change...