? 1. Want to get a sense of security: Koi like group activities, and they may get together to get a sense of security. This condition is also relatively common, if there are no other symptoms, there is no need for deliberate treatment.
2. Frightened: Koi are timid and can be frightened by hitting the tank or making loud noises around the tank, causing them to crowd in a corner.
3. Poor water quality: Koi likes fresh water. If the water is not changed frequently or the garbage in the fish tank is not cleaned up in time, the water quality will deteriorate, causing the koi to be crowded in a corner all the time.
4. Disease: The clustering of koi may also be due to bacterial infection. The specific bacteria infected need to be carefully observed by breeders to determine.
1, do not have to deal with: if the koi is to get a sense of security and get together, do not need special treatment. If conditions permit, you can put some stones or water plants in the fish tank, so that the koi can have a place to hide.
2. Rest: First of all, you can move the fish tank to a quiet place to avoid the koi being frightened again. When passing the fish tank, try not to make a lot of noise. Frightened koi can rest alone, without medication, and maintain good water quality.
3. Change the water: If the koi are crowded in a corner because of the poor water quality, clean up the food residues and feces in the fish tank in time and change the water for them. When changing water, pay attention to the temperature difference, and the amount of water changed each time should not exceed one third.
4. Diseases: For diseases caused by bacterial infection, yellow powder can be used for medicated bath every day for about 30 minutes. At the same time, raise the water temperature, increase the dissolved oxygen in the water, maintain good water quality, generally about a week can be cured.
