Have this naoko wrasse. didn't have any bump when I got it. Now I see this bump after a week I got him. He is in a QT tank with a baby yellow tang with no aggression. Copper is 2.1 and raised the copper in 3 days.
The day i got it, no sign of bump
now with Bump on head
The day i got it, no sign of bump
now with Bump on head