DISCUS CLOUDY EYE
Symptom: White film on discus eyes.
Cause: Poor Water Quality
Is it Contagious to other fish: No
Treatment: Perform large water changes for 3-4 consecutive days until the white film is gone.
Cloudy eye on discus is a common fungus that is caused by poor water quality. You will notice that one or both of the eyes have a white cloudy film over them. The cloudy eye is often mistaken with discus popeye. When a fish has discus cloudy eye their eyes only become cloudy but they do not seem to protrude from the head like pop-eye.
The treatment for discus cloudy eye is very simple. Perform large water changes at least 50% for 3-4 consecutive days until the white film is gone.