Northern Mountain Swordtail Tank Mates & Compatibility

Northern Mountain Swordtail

Xiphophorus nezahualcoyotl

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TemperamentMostly Peaceful (3/10)

Adult Size5.5 cm

Temperature20–25°C

Water TypeFreshwater Only

Swim ZoneSurface, Mid-level

StockingGroup of 3+

Stocking calculator

Compatible on paper, but will Northern Mountain Swordtail fit your setup?

Tank mates can still go wrong if the tank is too small, already full, or the water is a poor match. Add Northern Mountain Swordtail to the stocking calculator to check space, stocking pressure, and water needs before you add it.

Northern Mountain Swordtail

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Showing 1 - 24 of 601 Tank Mates

Northern Mountain Swordtail & Abei Puffer

Xiphophorus nezahualcoyotl · Pao abei

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAbei Puffer: Highly Aggressive

Northern Mountain Swordtail & Achara Catfish

Xiphophorus nezahualcoyotl · Leiarius marmoratus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAchara Catfish: Semi-Aggressive

Northern Mountain Swordtail & Adolfo Cory

Xiphophorus nezahualcoyotl · Corydoras adolfoi

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAdolfo Cory: Peaceful

Northern Mountain Swordtail & Adonis Pleco

Xiphophorus nezahualcoyotl · Acanthicus adonis

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAdonis Pleco: Aggressive

Northern Mountain Swordtail & Aequidens Jenaro Herrera

Xiphophorus nezahualcoyotl · Aequidens sp. 'Jenaro Herrera'

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAequidens Jenaro Herrera: Semi-Aggressive

Northern Mountain Swordtail & Aequidens diadema (Diadem Cichlid)

Xiphophorus nezahualcoyotl · Aequidens diadema

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAequidens diadema (Diadem Cichlid): Semi-Aggressive

Northern Mountain Swordtail & Aequidens sp. Atabapo

Xiphophorus nezahualcoyotl · Aequidens sp. Atabapo

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAequidens sp. Atabapo: Semi-Aggressive

Northern Mountain Swordtail & Afra Cichlid

Xiphophorus nezahualcoyotl · Cynotilapia afra

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfra Cichlid: Aggressive

Northern Mountain Swordtail & African Arowana

Xiphophorus nezahualcoyotl · Heterotis niloticus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfrican Arowana: Mostly Peaceful

Northern Mountain Swordtail & African Butterfly Cichlid

Xiphophorus nezahualcoyotl · Anomalochromis thomasi

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulAfrican Butterfly Cichlid: Mostly Peaceful

Northern Mountain Swordtail & African Butterfly Fish

Xiphophorus nezahualcoyotl · Pantodon buchholzi

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfrican Butterfly Fish: Semi-Aggressive

Northern Mountain Swordtail & African Clawed Frog

Xiphophorus nezahualcoyotl · Xenopus laevis

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfrican Clawed Frog: Aggressive

Northern Mountain Swordtail & African Dwarf Frog

Xiphophorus nezahualcoyotl · Hymenochirus boettgeri

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfrican Dwarf Frog: Peaceful

Northern Mountain Swordtail & African Jewel Cichlid

Xiphophorus nezahualcoyotl · Hemichromis bimaculatus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfrican Jewel Cichlid: Aggressive

Northern Mountain Swordtail & African Knifefish

Xiphophorus nezahualcoyotl · Xenomystus nigri

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfrican Knifefish: Semi-Aggressive

Northern Mountain Swordtail & African Lungfish

Xiphophorus nezahualcoyotl · Protopterus annectens

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfrican Lungfish: Highly Aggressive

Northern Mountain Swordtail & African Pike

Xiphophorus nezahualcoyotl · Hepsetus odoe

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfrican Pike: Aggressive

Northern Mountain Swordtail & African Pipefish

Xiphophorus nezahualcoyotl · Enneacampus ansorgii

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAfrican Pipefish: Peaceful

Northern Mountain Swordtail & Agassiz Cory

Xiphophorus nezahualcoyotl · Corydoras agassizii

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAgassiz Cory: Peaceful

Northern Mountain Swordtail & Agassiz's Dwarf Cichlid

Xiphophorus nezahualcoyotl · Apistogramma agassizii

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAgassiz's Dwarf Cichlid: Semi-Aggressive

Northern Mountain Swordtail & Ajamaru Rainbowfish

Xiphophorus nezahualcoyotl · Melanotaenia ajamaruensis

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAjamaru Rainbowfish: Peaceful

Northern Mountain Swordtail & Allen's Rainbowfish

Xiphophorus nezahualcoyotl · Chilatherina alleni

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAllen's Rainbowfish: Peaceful

Northern Mountain Swordtail & Alligator Gar

Xiphophorus nezahualcoyotl · Atractosteus spatula

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAlligator Gar: Aggressive

Northern Mountain Swordtail & Alligator Pleco

Xiphophorus nezahualcoyotl · Pterygoplichthys scrophus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulAlligator Pleco: Mostly Peaceful