Jul 22, 2011 #1 JimmyA Aquarium Advice FINatic Joined May 19, 2011 Messages 554 Attached is a picture. It looks like some sort of ulcer. I tried a salt bath but it was too late. Attachments image-1455005758.jpg 52.4 KB · Views: 74 image-919796978.jpg 53.5 KB · Views: 80