The life span of lion-headed goldfish is usually about 7-15 years, but their specific life span will still be affected by the growing environment and feeding methods. If it is a lion-headed goldfish grown in the wild, its life span will be longer. Normal can live 10-15 years or so, there are also some strong physique or tenacious vitality, the life span can reach more than 20 years.

Lion-headed goldfish raised at home or artificially generally have a life span of only 7-10 years. If breeders can ensure that they live in a comfortable environment and have enough food, they may also live for more than 10 years. If breeders want to make lion-headed goldfish live longer, they should reduce their chances of getting sick.

The body length of the lion-headed goldfish will be about 25 cm and the weight can reach 200-300 grams in adulthood. Their size is influenced by genes and breeding methods. If they don't have enough space or food, they won't be very big. When raising artificially, it is best to feed them more high-nutrition food, especially in the first three years of their birth. Breeders need to ensure adequate food and nutrition, so that their growth speed will be accelerated. In addition, breeders should ensure that there is enough space for them to move. If there is not enough space, their growth rate will be greatly affected.