1. Cause: The blackening of white map fish may be food poisoning. Food poisoning usually causes enteritis or gastrointestinal diseases, which can lead to the blackening of map fish.
2. Solution: Breeders need to stop feeding immediately. If conditions permit, they can isolate the sick fish first, keep the water temperature and quality stable, and rest for a few days. Then look for the root cause of food poisoning to avoid fish poisoning again.
1. Cause: The blackening of white map fish may also be caused by poor water quality. Although they do not have high requirements for water quality, they can eat and pull, which pollutes the water quality. If the water is not changed in time, they will have bacterial infection.
2. Solution: The breeder can disinfect the fish tank first, and then isolate the diseased fish into a new container for breeding. A small amount of bleaching powder should be added to the new container, and then the diseased fish should be soaked for 2 hours.
1, the reason: white map fish blackening may also be vertical scale disease, vertical scale disease will appear in the early stage of fin blackening, the whole body of the fish will turn black in the later stage. There are many causes of erectile scale disease, such as poor water quality, low water temperature, and decreased fish resistance.
2. Solution: The breeder needs to fish out the blackened map fish first, and clean the diseased fish according to the proportion of 100 liters of water and 5 grams of yellow powder. After a few days of washing, they were treated with 4% salt and 2% penicillin bath.
