Alvarez Swordtail
Xiphophorus alvarezi
FishFreshwater
The Alvarez Swordtail has an elongated body and an extended caudal fin in males. Its coloration ranges from yellow to red with black spots. Females are duller. It is an active and social fish. It prefers clear, well-oxygenated water. It breeds easily in captivity.
Recommended parameters
| Parameter | Recommended range |
|---|---|
| Temperature | 22–28 |
| pH | 7–8 |
| GH | 10–20 |
| KH | 5–15 |
| NO₃ | ≤ 20 |
| PO₄ | ≤ 0.5 |
Care
Difficulty2/5
Dietomnivore
Min. tank80 L
Min. group4
Adult size6 cm
Lifespan4 ans
TemperamentPaisible
Care notes
A minimum 80-liter tank is recommended. Temperature 22-28°C, pH 7.0-8.0, GH 10-20. Omnivorous, accepts flakes and live foods. Keep one male with several females. Compatible with other peaceful fish. Ovoviviparous reproduction.