Control methods of common diseases in sea bass culture

Sea bass is a very famous marine fish species, it has high nutritional value, protein content is very rich, and the species of sea bass is very rich, the most common are four. Sea bass farmers have been driven by the service industry in recent years. Various restaurants, especially from seafood restaurants, have a great demand for sea bass, and farmers have started the culture of sea bass. So today, the editor will give you some advice on some common diseases encountered in the process of perch culture, follow the editor to learn about it!

1. White candle disease of eyeball

Symptoms: this disease is most common in spring and summer, where the incidence is the highest. The most obvious symptom of this disease is the appearance of white spots in the eyeballs, and then the white spots will cover the whole eyeball of the sea bass over time. Finally, the whole eyeball of the sea bass will be covered, and if the disease is serious, it will cause the whole eyeball of the sea bass to fall off. Eyeball candle disease is mainly due to the lack of fresh bait or vitamin deficiency, so we should make efforts on the feed. The feed prepared during feeding should not be too single, and the feed should be diversified. It is necessary to be able to supplement all aspects of the sea bass, pay attention to the supplement of vitamins, change the water source regularly, keep the water quality clean, and add more vitamin B in the feed.

2. Water mildew

Symptoms: the fish suffering from water mildew will have flocculent bacteria, and then the sick fish will struggle and slowly float to the surface, and after a period of time, the symptoms will be more obvious, which can be seen with the naked eye, and their specific manifestations are loss of appetite. Do not eat feed, and finally the volume decreases, and then slowly lose weight until death. The disease is mainly caused by infection in the wound where the fish is injured. For the prevention and treatment of this disease, we should change the water frequently, ensure the safety and hygiene of the water source, reduce the bacterial substances in the water as much as possible, and spray malachite green medicine solution.

3. Skin ulceration

Symptoms: this disease mainly occurs in summer, because the summer temperature is high, the wound is easy to inflamed, once suffering from this disease, the fish will descale, and the part will become congested, and eventually deteriorate seriously will fester. Many sea bass will be injured due to some other factors in the process of culture, resulting in the wound is infected by bacteria in the water, resulting in disease, generally with the above diseases will also produce loss of appetite. Finally, it will turn white and float to the surface, slowly lose weight, and then die. The disease can be sprayed with chloramphenicol.

4. Enteritis

Symptoms: sick fish suffering from this disease will have a bigger belly, resulting in abdominal distension, the abdomen will become very big, and yellow mucus will flow out of the anus, it is easy to find that this disease must be found early for jujube treatment, otherwise the fish will not eat, and then gradually lose weight until death, most of which is caused by the deterioration of the bait, furazolidone bait can be added to the feed for treatment.

5. Fish carp disease

Symptoms: this disease is mostly due to the emergence of fish lice on the fish body, which makes the fish very uneasy and has a feeling of local itching, and there is a very obvious manifestation that the fish body will use the body to rub against the pool wall, and can be treated with crystal trichlorfon in the whole pond to make the fish lice fall off on their own.

These are the common disease prevention and control methods for sea bass culture. There are so many common sea bass diseases above, and there is an unusual one called blackbody disease. I don't know what causes this disease. Generally, the fish will blacken after they get sick. If you want to know more related information, please continue to follow the pro-agriculture network!