Update: The hole developed into about 5mm wide and 2mm deep. It has been that way this entire time and now looks like it is healing. Fish is eating well with normal behavior. Water quality is still normal. No other fish/coral/inverts have shown any signs of illness.
What do you think Steve....think he'll make it? It's been 2 months now and he's still kickin.....in the QT
still. Think it's safe to return to the main?