1, disease: guppy has water mold, and the obvious symptom is that white hyphae grow on the wound. In the early stage, it looks like white spot disease, but in the later stage, the affected area will enlarge and there will be more hyphae in the wound.

2. Treatment: Water mold is contagious. When breeders find guppies suffering from water mold, they should be isolated first, so as to avoid infecting other fish. Secondly, it is necessary to use potassium permanganate or oxytetracycline to give sick fish a medicated bath once a day, each medicated bath lasts for 15 minutes, and the guppy can be cured for about a week.

1. Diseases: White spot disease is a common disease of guppies. After they suffer from white spot disease, sporadic small white spots will appear in the early stage. In the middle and late stages, the white spots will expand and eventually fester.

2. Treatment: White spot disease is mainly because the water temperature is too low or the temperature difference is too large. Breeders need to raise the water temperature above 28 ℃ first, so that the pathogen of white spot disease will not grow again. Then use white spot net to give guppy medicated bath once a day, and the dosage used is best determined according to their illness.

1. Symptoms: After guppies suffer from enteritis, their body color will become dim. In addition, their appetite will also decrease, and the feces they pull out are quite different from those in peacetime.

2. Treatment: If guppies can eat, breeders can choose to feed them with furazolidone and probiotics. If they can't eat, breeders can use furazolidone to give them a medicated bath.