Blue line hangings can be matched with other types of marine fish, such as pink blue hangings, blue hanging hangings, yellow triangle hangings, etc. It is mixed with other small damselfish species such as Mikan, blue devil, black and white or colored Surabaya roses.

In the process of polyculture, it should be noted that the body size is preferably smaller than that of the blue line hanging, so that it can be raised harmoniously. It is not recommended to mix with blue line hangings are marine fish with larger teeth and a rounder body, as well as puffer fish.