MySheen

Prevention and treatment of wilt and shrunken disease of bighead carp

Published: 2024-11-05 Author: mysheen
Last Updated: 2024/11/05, 1. Etiology: due to overstocking and insufficient feed, some fish fry or species do not get enough feed and lose weight and die. two。 Symptoms: the diseased fish are shrunken and thin, with a large head and a small tail, a blade-like back, pale Gill filaments, severe anemia, slow activity, black body color, and soon die. 3. Epidemic situation: the disease often occurs in the late stage of fish breeding. The overwintering pond fish species and over-close-cultured adult fish are caused by insufficient feeding due to improper stocking density and matching proportion, especially bighead carp.

1. Cause: due to stocking too dense, insufficient feed, resulting in part of fry or fish species do not get enough feed and emaciation, death.

2. Symptoms: sick fish dry, thin, big head and small tail, back like blade, gill pale, severe anemia, slow activity, body color black, soon died.

3. Prevalence: This disease occurs mostly in the late stages of fish breeding. Fish species and over-crowded adult fish in overwintering ponds are caused by inadequate feeding due to improper stocking density and matching ratio, especially bighead carp.

4. Control methods: strengthen feeding management and feeding work, feed well before overwintering; master the proportion and stocking density.

 
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