Fish Disease – Aquarium fish disease are you over medicating your fish? Fish disease idea behind this post comes after reading several boards on various fish and aquarium forums across the great wide web. I’m always coming across posts that start off like this: I recently set up a new tank and now I think all the fish have ich. Or, My fish has fin rot what can I do?. Then you see all the…"Aquarium Fish Disease – Are you over medicating your fish?"