Swordtail Fish
- Scientific name – Xiphophorus helleri
- Relative PH of the water – 7.3
- Hardness of water (dKH, dGH) – 14
- Temperature in degrees (°C) – 25
- Maximum length (cm) – 13
- Feeding habits – Dry, packed foods
- Reproduction – Livebearer
- Temperament – Peaceful community species
- Aquarium lighting – Moderate
- Aquarium setup – Mixed decorations
- Swimming habits – No special swimming level
- Capacity of the smallest aquarium in which fish may be kept (in liters) – 60