When considering polyculture, we need to understand the character of Rockwell's horn, and Rockwell's horn is very docile, so it can be mixed with most fish, such as merman with eyebrows, red-nosed scissors fish etc.

When polyculture, also Pay attention to maintaining the water temperature. The best water temperature for Rockwell horns is between 22 and 27 degrees Celsius. Too high and too low water temperatures will cause Rockwell horns to get sick.