A member of the genius
Mycobacterium, the Fish TB causing organism Schizoblonta is endemic in both
marine and freshwater fish, (and can be caught by amphibians, reptiles and
humans) but again, only manifests itself in poor tank conditions.
Anabantoids, tetras and members of Cyprinids seem particularly
susceptible.
An infected fish will lose condition, and become thin,
weak and behave in a disinterested fashion.
A bent or deformed spine is
common.
The tubercular growths are internal on the vital
organs, with secondary infections of body fluke and bacteria
aeromonas