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+

Showing 265 - 288 of 735 Tank Mates

Northern Mountain Swordtail & Fiddler Crab (Brackish)

Xiphophorus nezahualcoyotl · Uca sp.

Northern Mountain Swordtail & Figure 8 Puffer (Brackish)

Xiphophorus nezahualcoyotl · Dichotomyctere ocellatus

Northern Mountain Swordtail & Filament Barb

Xiphophorus nezahualcoyotl · Dawkinsia filamentosa

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFilament Barb: Mostly Peaceful

Northern Mountain Swordtail & Finger Fish

Xiphophorus nezahualcoyotl · Monodactylus argenteus

Northern Mountain Swordtail & Fire Eel

Xiphophorus nezahualcoyotl · Mastacembelus erythrotaenia

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFire Eel: Mostly Peaceful

Northern Mountain Swordtail & Fire Tetra

Xiphophorus nezahualcoyotl · Hyphessobrycon flammeus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFire Tetra: Peaceful

Northern Mountain Swordtail & Firemouth Cichlid

Xiphophorus nezahualcoyotl · Thorichthys meeki

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFiremouth Cichlid: Semi-Aggressive

Northern Mountain Swordtail & Five Banded Barb

Xiphophorus nezahualcoyotl · Desmopuntius pentazona

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFive Banded Barb: Peaceful

Northern Mountain Swordtail & Flag Tetra

Xiphophorus nezahualcoyotl · Hyphessobrycon heterorhabdus

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulFlag Tetra: Peaceful

Northern Mountain Swordtail & Flagtail Cory (Mrs Schwartz's Cory)

Xiphophorus nezahualcoyotl · Corydoras robineae

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFlagtail Cory (Mrs Schwartz's Cory): Peaceful

Northern Mountain Swordtail & Flagtail Prochilodus

Xiphophorus nezahualcoyotl · Semaprochilodus insignis

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFlagtail Prochilodus: Semi-Aggressive

Northern Mountain Swordtail & Flash Pleco (L204)

Xiphophorus nezahualcoyotl · Panaqolus albomaculatus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFlash Pleco (L204): Mostly Peaceful

Northern Mountain Swordtail & Flavus Cichlid (Pseudotropheus Flavus)

Xiphophorus nezahualcoyotl · Chindongo flavus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFlavus Cichlid (Pseudotropheus Flavus): Aggressive

Northern Mountain Swordtail & Florida Flagfish

Xiphophorus nezahualcoyotl · Jordanella floridae

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFlorida Flagfish: Semi-Aggressive

Northern Mountain Swordtail & Florida Gar

Xiphophorus nezahualcoyotl · Lepisosteus platyrhincus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFlorida Gar: Aggressive

Northern Mountain Swordtail & Flower Stingray

Xiphophorus nezahualcoyotl · Potamotrygon schroederi

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFlower Stingray: Semi-Aggressive

Northern Mountain Swordtail & Flowerhorn Cichlid

Xiphophorus nezahualcoyotl · Hybrid cichlid (Amphilophus cross)

Northern Mountain Swordtail & Fly River Rainbowfish

Xiphophorus nezahualcoyotl · Melanotaenia sexlineata

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFly River Rainbowfish: Peaceful

Northern Mountain Swordtail & Flying Fox

Xiphophorus nezahualcoyotl · Epalzeorhynchos kalopterus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFlying Fox: Aggressive

Northern Mountain Swordtail & Flyspeck Hardyhead

Xiphophorus nezahualcoyotl · Craterocephalus stercusmuscarum

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulFlyspeck Hardyhead: Peaceful

Northern Mountain Swordtail & Forktail Blue-eye

Xiphophorus nezahualcoyotl · Pseudomugil furcatus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulForktail Blue-eye: Peaceful

Northern Mountain Swordtail & Fort Maguire Peacock

Xiphophorus nezahualcoyotl · Aulonocara hansbaenschi

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFort Maguire Peacock: Semi-Aggressive

Northern Mountain Swordtail & Fosso Cichlid (Fossorochromis rostratus)

Xiphophorus nezahualcoyotl · Fossorochromis rostratus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFosso Cichlid (Fossorochromis rostratus): Semi-Aggressive

Northern Mountain Swordtail & Freshwater Angelfish

Xiphophorus nezahualcoyotl · Pterophyllum scalare

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulFreshwater Angelfish: Semi-Aggressive