If you enlarge the photo this fish has two wounds one just above and in front of the spot and one more just below the dorsalWhat do you mean?
He may have gotten into a scrape with one of my convicts.Oh, now I see what you mean, big-g. I didn't go full view until now.
cyberbeer, what other fish are in with it? Water changes, big & often, can help it heal well, but maybe it already is healing? How long have you had it? It's "damage" may be from before you got it...