What are the common diseases of turbot? How to prevent and cure it?

Turbot, also known as flounder, is rich in collagen, which can achieve the effect of beauty if eaten for a long time. At present, the market price of turbot fish is 40-50 yuan per jin, which is higher than that of ordinary home fish, which attracts many farmers to breed. Diseases are inevitable in the process of culture. What are the common diseases of turbot fish? How to prevent and cure it? I'd like to introduce you to talents:

What are the common diseases of turbot fish?

Farmers will inevitably have diseases when raising turbot, but because there is no relevant culture experience before, we can not find out what diseases are caused. Let's take a look at the common diseases of turbot.

1. Red body disease

The Gill filament of the diseased fish is anemic, dark gray, bleeding at the base of the fin, and in severe cases, the whole body bleeds red.

two。 Melanosis

The diseased fish fry have black body color, large head and relatively small body.

3. Baiji disease

The dorsal and ventral fins of the diseased fish become cloudy and white, the edges of the fins are curled, and the fin tissue is festered.

4. Flagellosis

The pathogen is the floating fish bean worm, which lurks in the water, waiting for an opportunity to attach itself to the sick fish and then reproduce rapidly.

5. Scabies disease

In the early stage of the disease, the back of the diseased fish appeared local redness and swelling, and with the development of the disease, the lesion began to fester, and finally led to the formation of yellow-white ulcerative wound.

6. Exophthalmos

The one or both eyes of the diseased fish are protruding, the periocular tissue is swollen and reddish, and the ventral area of the lower part of the eye is often red and swollen.

7. Rotten fin disease

The dorsal fin, anal fin, pectoral fin and caudal fin of the diseased fish first become cloudy and white, and then gradually become congested and red until fester after 1-2 days.

8. Ascites disease

The diseased fish had a dilated abdomen and a large amount of colorless or yellowish fluid in the intestines and stomach or in the abdominal cavity. In severe cases, the diseased fish showed dark red diffuse hyperemia, and the anus was red, swollen and protruding.

The above 8 kinds are the common diseases of turbot fish.

Second, how to control common diseases of turbot fish?

1. How to prevent and cure red body disease of turbot?

At ordinary times, it is necessary to strengthen water quality management, regular disinfection, and do not choose stale frozen fish when feeding, so as not to bring in the virus. after discovering diseases, diseased fish should be isolated in time to prevent them from speeding up infection.

two。 How to prevent and cure black scab of turbot fish?

Keep the aquaculture water clean and sufficient to exchange water, sprinkle the whole pool with "high concentration compound glutaraldehyde" for continuous treatment for 3 days, and the bath time is more than 8 hours a day.

3. How to prevent and cure Baiji disease of turbot?

Ensure that the water quality is clean, reduce the culture density, change the water frequently, and clean up the dead fry in time. When feeding rotifers and Artemia must be disinfected and then fed and sprinkled with high concentration compound glutaraldehyde.

4. How to prevent and cure flagellosis of turbot?

To ensure the cleanliness of the water quality, remove organic debris and other dirt, and after discovering diseased fish, we must first lower the temperature of the water to inhibit the reproduction of parasites.

5. How to prevent and cure scabies of Duobao fish?

Change water frequently, disinfect and sterilize regularly, feed appropriate amount, isolate diseased fish in time, and then sprinkle medicine bath with high concentration compound glutaraldehyde for 2-3 days.

6. How to prevent and cure exophthalmos of turbot?

Strengthen water quality management and sanitary operation, and add "Paralichthys olivaceus" to the diet twice a day for 5 days as a course of treatment until the disease disappears.

7. How to prevent and cure the rotten fin disease of turbot?

Treat the pollution frequently and increase the exchange volume to keep the bottom clean and good water quality. Diseased fish should be isolated as soon as possible and sprinkled with "high concentration compound glutaraldehyde" in the whole pool for 3 days.

8. How to prevent and cure ascites disease of turbot?

Strengthen hygiene management, avoid feeding stale miscellaneous fish, isolate diseased fish immediately to prevent mutual transmission, and add "Paralichthys olivaceus" plus "Fish Disease Kang" to the diet twice a day when the diseased fish can still be fed.

Conclusion: the above is about the introduction of diseases and control methods of turbot fish, hoping to help farmers in need. This paper is integrated with the Internet.