Care baseline
The Pajama Cardinalfish is a popular, beginner-friendly fish that can add a splash of color to your aquarium. They are generally peaceful and can be kept in a community tank. With moderate activity levels and a preference for undisturbed swimming spaces, they require a well-maintained water quality and a spacious tank.
| Temperature | 72–82°F |
| pH | 8.0–8.3 |
| Adult size | 1.6 in |
| Minimum group | 1 |