Nezahualcoyotl Swordtail

Xiphophorus nezahualcoyotl

FishFreshwater

This fish has an elongated body with a well-developed caudal sword in males. Its coloration is variable, often with horizontal bands and spots. Females are smaller and less colorful. It is a schooling and peaceful fish. It lives in clear, shallow waters. In aquariums, it requires good water quality.

Recommended parameters

ParameterRecommended range
Temperature22–26
pH7–8
GH10–20
KH5–15
NO₃≤ 20
PO₄≤ 0.5

Care

Difficulty2/5
Dietomnivore
Min. tank80 L
Min. group4
Adult size6 cm
Lifespan4 ans
TemperamentPaisible

Care notes

Minimum 80-liter tank. Temperature 22-26°C, pH 7.0-8.0, GH 10-20. Omnivorous. Keep in groups with one male per several females. Sensitive to pollution, regular water changes needed. Compatible with peaceful fish. Ovoviviparous reproduction.