1. Reason: Arowana does not swim on the water surface may be because the living water temperature is too low. They are tropical fish and like higher water temperature. If the water temperature is too low, it will lead to loss of appetite and activity.

2. Solution: The breeder needs to immediately raise the water temperature to between 28-30 ℃ and use a heating rod to keep the water temperature constant. In the later period of feeding, try not to have too much temperature difference to avoid stimulating Arowana.

1. Reason: Arowana does not swim on the water all the time, which may be caused by illness. Many diseases will lead to the decrease of Arowana's activity.

2, Solution: Breeders need to judge the cause according to their other manifestations, and treat the symptoms according to the cause. During the treatment period, the breeder needs to stop feeding and keep the water temperature and quality stable.

1. Reason: Arowana can also be caused by indigestion if it doesn't swim on the water. Although they have stomach fish, they can also eat and support. When they eat, the digestive system will have a greater burden, which will also affect their activity.

2. Solution: Breeders need to raise the water temperature above 30 ℃, which can speed up their metabolism and relieve indigestion. If indigestion is serious, it is best to feed some probiotics and other drugs that help digestion.