Feng shui fish must be particular, so most feng shui fish will choose those with longer lifespans. In the past, most of the traditional fish raised in my country were carp and the like, while in Hong Kong and Taiwan, marine fish were the main ones.
Beginning in the 1960s and 1970s, Feng Shui fish from Hong Kong and Taiwan slowly turned into tropical fish, such as Arhats and maps. The same is true in mainland China, but there are also many people who raise traditional goldfish and carp, and this has led to the development of crucian carp and koi.
This is similar to foreign mascots.
However, the breeding of ordinary ornamental fish is not so messy