Eyes can grow up to 10~28cm, which is mainly related to the growth environment of S. serrata. S. serrata lives between 15 degrees north latitude and 25 degrees south latitude in the tropical climate zone, and usually lives alone. They also live in small groups in rapids in surge zones.

If you keep the edge hanging at home, you need to provide it with enough seaweed, seaweed, etc. Plant-based feed, so as to ensure more healthy growth.