Northern Mountain Swordtail (Xiphophorus nezahualcoyotl)

Fish in the family Poeciliidae. Moderate care. Freshwater.

Northern Mountain Swordtail

Quick facts

Scientific nameXiphophorus nezahualcoyotl
FamilyPoeciliidae
Also known asNezahualcoyotl Swordtail
Care levelModerate
Reef safetyFreshwater
TemperamentPeaceful
DietOmnivore
Adult size2.8 in
Minimum tank size20 gallons
Water parametersTemp 66-78°F, pH 7.2-8.2, GH 12-28 dGH

Appearance

Slender swordtail; males develop a long, dark-edged sword and zigzag flank striping. Subtle, elegant wild coloration.

Difficulty and care for the Northern Mountain Swordtail

Moderate

Origin and habitat

Rio Panuco basin, Mexico

Keeper notes

Peaceful highland swordtail; males display long swords and may spar mildly. A wild-type collector's species.

Log Northern Mountain Swordtail in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Northern Mountain Swordtail alongside everything else in your reef.