The green swordtail (Xiphophorus hellerii) is a species of freshwater/brackish fish in family Poeciliidae of order Cyprinodontiformes. A live-bearer, it is closely related to the southern platy (X. maculatus) and can crossbreed with it.
| Scientific Name | Common Name | Size | Temperament |
| Xiphophorus helleri | Swordtail | 100mm | Peaceful |
| Water Temperature | Water pH | Tank Size | Diet |
| 22-28°C | 7.0-8.0 | 120 liters > | Omnivore |
| Lifespan | Care | Difficulty Breeding | Min Population |
| 3-5 Years | Easy | Easy | 1/5 |
| Robustness | Way of Living | Sociability | Availability |
| Hardy | Diurnal | Small groups | Always |