Control methods of black Gill disease of lobster

Freshwater lobster is a nutritious food with low fat, low cholesterol and high protein, which is increasingly favored by the majority of consumers. at present, the price is high on the market, and black Gill disease sometimes occurs in the process of breeding. what are the symptoms of the disease? How to prevent and cure it? Let's take a look at it together.

Etiology of lobster black Gill disease

Lobster black Gill disease is caused by the deterioration of water quality and pollution, which makes Fusarium multiply and parasitize on lobster Gill filaments, body walls, appendages or eyeballs.

Symptoms of lobster black Gill disease

The Gill of crayfish changes from reddish to brown or light brown at first, and then gradually becomes black, causing Gill atrophy and gradual degradation of function. Sick shrimps often surface or cling to water plants to expose the water, move slowly and dull, and finally die because of difficulty breathing.

Control of black Gill disease of lobster

1. Clear the pond thoroughly with quicklime before releasing seedlings.

2. Make sure the pool water is fresh, the dissolved oxygen is sufficient, and remove the residual bait and debris in time.

3. The whole pool was disinfected with 0.2-0.3 mg / L potassium permanganate.

4. During the onset of the disease, it is effective to sprinkle with 1 mg / L bleach or 7 mg / L methyl blue in the whole pool.