Neon tetra care
Paracheirodon innesi
Neon tetra (Paracheirodon innesi) grows to about 3.5 cm (1.4 in) and needs a tank of at least 54 liters (14 US gallons). Keep it at 20–26 °C (68–79 °F) with a pH of 5–7.5.
FreshwaterMediumPeacefulPrefers soft water
Adult size3.5 cm · 1.4 in
Smallest tank54 L · 14 gal
Temperature20–26 °C · 68–79 °F
pH5–7.5
GroupGroups of 6+
TemperamentPeaceful
SwimsMiddle
DietOmnivore
Usually fine with
GuppyPlatyCardinal tetraBronze corydorasZebra danioHarlequin rasboraMollyBristlenose plecoCherry barbSwordtailOtocinclusKuhli loach
Avoid with
AngelfishGerman blue ramFancy goldfishParadise fishDiscusConvict cichlidOscarJack DempseyFiremouth cichlidPeacock cichlidDemasoni cichlidSeverum
Track your tank with Guppi
Log water tests by tapping your kit’s colors, get water change reminders and check every tankmate before you buy.
Typical ranges from hobby references, checked by hand. Individual fish and local water vary.