1. Hemorrhagic fever

Symptoms: The surface of the chocolate hanger is black and dull, and the mouth, fin rays, and muscles are congested. Sometimes the cheeks, head, and abdominal wall are congested, and the gills are bright red dots or lumps of congestion. In severe cases, the gills will lose blood and become pale and become white gills, and the eyeballs will protrude.

Treatment: ①Take a water bath with the extract of Chinese medicine rhubarb.

②Use 0.25-0.5 grams of rhubarb and sweetgum leaves to make into powder, boil it, mix it with beef heart burgers, and feed it to the aquarium. Bacterial solution.

③Antibiotics (such as penicillin, erythromycin, etc.) soak.

2. Rotten cheek disease

Symptoms: chocolate hanging The gills of the fish are full of mucus, and the gills and the inner epidermis of the cheekbones are bleeding. The gills will quickly turn from red to white, and gradually rot. Finally, the entire gill is completely rotted, and the chocolate hanger will lose its breathing function and die.

Treatment: ① Medicated bath with 12.5ppm (12.5ppm) nitrofurazone solution for 30 minutes.

②Use 12.5ppm (12.5ppm) oxytetracycline solution for dipping for 30 minutes.

③Continue every day until the chocolate fish recovers, and at the same time clean all utensils and aquariums with 1/1 million nitrofurazone solution to sterilize and prevent the chocolate fish from re-infection.