Domino Damsel (Ruppell, 1828)
| Scientific Name | Dascyllus trimaculatus |
| Diet | Omnivore |
| Alt Common Name | Three-spot Damsel |
| Family | Pomacentridae |
| Origin | Indian and Pacific Oceans |
| Aquarist Level | Beginner |
| Reef Safe | Yes |
| Coloration | Black with three White spots |
| Disposition | Semi-aggressive as a Juvenile. Aggressive as an adult |
| Hardiness | Hardy |
| Compatibility | Compatible with other families, territorial with other species of Damsels. |
| Mature Size | Wild: 4in. Typical Captive: 3in. |
| Sexual Dimorphism | None Visible |