yellow tang eye

My Yellow Tang has a red spot around both of his eyes and I’m very concerned. He is acting normal and is being fed nori pellets, flakes, and nori sheets. Anyone have any idea what it might be?

I woke up yesterday and my yellow tang was very white around the eyes. Throughout the day I thought it was getting better but I woke up today and it was bad again. I’ve noticed he also he didn’t eat much yesterday and has been breathing heavy. I was recommended to give them medicine and this is...

My tank is still relatively new and have been having a lot of problems with the water. I’ve been treating it consistently and it’s getting better but not right yet. But this morning I woke up and all the fish have been breathing heavy for a few hours and my yellow tang is white around the eyes...

I have been watching my yellow tang very closely and I have noticed that whenever it is stimulated(food or hand in tank) the yellow ring around the pupil turns dark brown very fast. Anyone else notice this? and if so is it common amongst all tangs? Tried to get some pics but the eye is always...