1. Reason: Goldfish don't like to eat, which may be caused by the low water temperature. Although they don't require high water temperature, when the water temperature is lower than 15 ℃, their appetite and activity will be affected.

2. Solution: The breeder needs to install a heating rod to raise the water temperature above 18 ℃. After they adapt to the warm environment, the breeder can try to feed them food.

1. Reason: Goldfish don't like to eat, and it may be because they don't adapt to the new environment. Although they don't have high requirements for the environment, the environment suddenly changes, and they will have fear and uneasiness. Appetite and activity are also affected.

2. Solution: Breeders need a comfortable environment for fish to live in, which can speed up their adaptation. After they adapt to the new environment, they can try to feed food. Feeding food can choose their favorite live bait, such as bumper shrimp and red worms.

1. Reason: Goldfish don't like eating, and it may be caused by being frightened. They are timid and easy to be frightened. If there is too much noise or change around them, they will be frightened.

2. Solution: Breeders need to keep their living environment comfortable and quiet, or they can be transferred to a quiet and dark room and wait for them to recover.