Bacterial Disorders

Symptoms

Causes

Treatments & Links

A).   Red streaks in body and fins, or redness in the body.  Open sores or loss of scales?

If Not

↓

Bacterial Hemorrhagic Septicemia (Aeromonas Hydrophila)

Use:  Koi Fix® -or- Oxytetracycline in the feed.  Forma-Green in the water.

B).   Open red sores or ulcerations, fin and tail damage

If Not

↓

Pseudomonas Bacteria (Pseudomonas Fluorescens)

Use:  Koi Fix® -or- Neomycin -or- Kanamycin in the feed, Forma-Green in the water.

C).   Fuzzy, thin, white coating on the body and fins.  Looks like a fungus

If Not

↓

FlexiBacteria are involved, which cause Columnaris disease

Use:  TMP Sulfa -or- Sulfa 4 TMP -or- Sulfathiazole Sodium.

D).  Fins and tail are eaten away, in severe cases, down to the body.

If Not

↓

Pseudomonas Bacterial Infection

Treat with:  Koi Fix® -or- Neomycin -or- Kanamycin.

E).   The fish has been sick for several months.  The fish is lethargic, anorexic, has fin or scale loss and a sunken stomach

If Not

↓

Piscine Tuberculosis

Careful, this may be spread to humans!

Use:    Kanamycin + Vitamin B-6.  The treatment will take at least 30 days.

F).  One or many fish have blisters forming on the skin that are full of a clear to yellowish fluid.  The blisters pop and turn into large sores.

If Not

↓

Furunculosis (Aeromonas Salmonicida)

 Treat with:  Furazolidone Powder in the water for 10-14 days.