As explained in “A Closer Look at Tail and Fin Rot - Part 1 (Symptoms & Causes),” tail and fin rot is a symptom of a serious bacterial infection. Understanding that basic point is key to understanding the reasons behind the treatment.
Tail and fin rot is is an easily recognizable, and very common fish disease. It occurs in aquariums, ponds, fish farms and the wild - both in rivers and in oceans.
Although terms like red self-coloured metallic can appear almost meaningless, the system of goldfish colouring is not nearly as complicated as if first appears.
1. Made to live in a bowl
Almost everybody knows it, but plenty of people do it. Goldfish that live in a bowl do not get enough oxygen, are exposed to disease, and usually die young. If they are unlucky enough to survive into adulthood, they will be too big for the bowl and suffer from deformities. It is cruel. Don’t do it.