Northern Mountain Swordtail Tank Mates & Compatibility

Northern Mountain Swordtail

Xiphophorus nezahualcoyotl

View full care guide

TemperamentMostly Peaceful (3/10)

Adult Size5.5 cm

Temperature20–25°C

Water TypeFreshwater Only

Swim ZoneSurface, Mid-level

StockingGroup of 3+

Showing 289 - 312 of 735 Tank Mates

Northern Mountain Swordtail & Freshwater Barracuda

Xiphophorus nezahualcoyotl · Ctenolucius hujeta

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFreshwater Barracuda: Semi-Aggressive

Northern Mountain Swordtail & Freshwater Flounder

Xiphophorus nezahualcoyotl · Trinectes maculatus

Northern Mountain Swordtail & Freshwater Harlequin Shrimp (Sulawesi)

Xiphophorus nezahualcoyotl · Caridina cf. spongicola

Northern Mountain Swordtail & Freshwater Shark (Wallago)

Xiphophorus nezahualcoyotl · Wallago attu

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFreshwater Shark (Wallago): Highly Aggressive

Northern Mountain Swordtail & Freshwater Sole

Xiphophorus nezahualcoyotl · Brachirus selheimi

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFreshwater Sole: Mostly Peaceful

Northern Mountain Swordtail & Freshwater Toadfish (Prehistoric Monster Fish)

Xiphophorus nezahualcoyotl · Thalassophryne amazonica

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFreshwater Toadfish (Prehistoric Monster Fish): Aggressive

Northern Mountain Swordtail & Frogmouth Catfish

Xiphophorus nezahualcoyotl · Chaca chaca

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFrogmouth Catfish: Aggressive

Northern Mountain Swordtail & Frontosa

Xiphophorus nezahualcoyotl · Cyphotilapia frontosa

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFrontosa: Semi-Aggressive

Northern Mountain Swordtail & Fuelleborn's Cichlid

Xiphophorus nezahualcoyotl · Labeotropheus fuelleborni

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFuelleborn's Cichlid: Aggressive

Northern Mountain Swordtail & Gangetic Leaf Fish

Xiphophorus nezahualcoyotl · Nandus nandus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulGangetic Leaf Fish: Aggressive

Northern Mountain Swordtail & Gardner's Killifish

Xiphophorus nezahualcoyotl · Fundulopanchax gardneri

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulGardner's Killifish: Mostly Peaceful

Northern Mountain Swordtail & Garnet Tetra

Xiphophorus nezahualcoyotl · Hemigrammus pulcher

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulGarnet Tetra: Peaceful

Northern Mountain Swordtail & Geophagus Orange Head Tapajos

Xiphophorus nezahualcoyotl · Geophagus sp. 'Orange Head'

Northern Mountain Swordtail & German Blue Ram

Xiphophorus nezahualcoyotl · Mikrogeophagus ramirezi

Northern Mountain Swordtail & Gertrude's Spotted Blue-eye

Xiphophorus nezahualcoyotl · Pseudomugil gertrudae

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulGertrude's Spotted Blue-eye: Peaceful

Northern Mountain Swordtail & Ghost Shrimp

Xiphophorus nezahualcoyotl · Palaemonetes paludosus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulGhost Shrimp: Peaceful

Northern Mountain Swordtail & Giant Danio

Xiphophorus nezahualcoyotl · Devario aequipinnatus

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulGiant Danio: Mostly Peaceful

Northern Mountain Swordtail & Giant Gourami

Xiphophorus nezahualcoyotl · Osphronemus goramy

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulGiant Gourami: Semi-Aggressive

Northern Mountain Swordtail & Giant Whiptail Catfish

Xiphophorus nezahualcoyotl · Proloricaria prolixa

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulGiant Whiptail Catfish: Peaceful

Northern Mountain Swordtail & Glass Bloodfin Tetra

Xiphophorus nezahualcoyotl · Prionobrama filigera

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulGlass Bloodfin Tetra: Peaceful

Northern Mountain Swordtail & Glass Catfish

Xiphophorus nezahualcoyotl · Kryptopterus vitreolus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulGlass Catfish: Peaceful

Northern Mountain Swordtail & Glowlight Danio

Xiphophorus nezahualcoyotl · Danio choprae

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulGlowlight Danio: Peaceful

Northern Mountain Swordtail & Glowlight Tetra

Xiphophorus nezahualcoyotl · Hemigrammus erythrozonus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulGlowlight Tetra: Peaceful

Northern Mountain Swordtail & Goby Pleco (Pitbull Pleco)

Xiphophorus nezahualcoyotl · Parotocinclus jumbo

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulGoby Pleco (Pitbull Pleco): Peaceful