Can Australian Rainbowfish Live With Penguin Tetra?

Australian Rainbowfish and Penguin Tetra are compatible tank mates!

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 72–82°F.

pH ✓ Compatible

Good pH overlap at 6.5–7.5.

Size ✓ Compatible

Compatible sizes (5" and 2.5").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ✓ Compatible

Swim level compatibility is fine.

Important Notes

  • Australian Rainbowfish is a schooling fish and needs at least 6 of its kind.
  • Penguin Tetra is a schooling fish and needs at least 6 of its kind.

Tank Requirements

Minimum tank size for this combination: 38 gallons

ParameterAustralian RainbowfishPenguin Tetra
Temperature72–82°F72–82°F
pH6.5–86–7.5
Max Size5"2.5"
TemperamentPeacefulPeaceful
Swim LevelMiddleMiddle
Min Tank30 gal15 gal

Check More Combinations

Use our compatibility checker to add more fish and plan your complete tank.