Yellowtail Blue Damsel (Fowler, 1918)
| Scientific Name | Chrysiptera parasema |
| Diet | Omnivore |
| Alt Common Name | Goldtail Demoiselle |
| Family | Pomacentridae |
| Origin | Western Pacific Ocean |
| Aquarist Level | Beginner |
| Reef Safe | Yes |
| Coloration | Blue with Yellow tail |
| Disposition | Juveniles are peaceful |
| Hardiness | Hardy |
| Compatibility | Compatible with other families, territorial with other species of Damsels. |
| Mature Size | Wild: 4in. Typical Captive: 3in. |
| Sexual Dimorphism | None Visible |