Glowlight tetra care
Hemigrammus erythrozonus
Glowlight tetra (Hemigrammus erythrozonus) grows to about 4 cm (1.6 in) and needs a tank of at least 54 liters (14 US gallons). Keep it at 22–28 °C (72–82 °F) with a pH of 5.5–7.5.
FreshwaterEasyPeaceful
Adult size4 cm · 1.6 in
Smallest tank54 L · 14 gal
Temperature22–28 °C · 72–82 °F
pH5.5–7.5
GroupGroups of 6+
TemperamentPeaceful
SwimsMiddle
DietOmnivore
Usually fine with
Neon tetraGuppyPlatyCardinal tetraBronze corydorasZebra danioHarlequin rasboraMollyBristlenose plecoCherry barbSwordtailOtocinclus
Avoid with
Fancy goldfishParadise fishConvict cichlidOscarJack DempseyDemasoni cichlidSeverumCommon goldfishKoiPea pufferBala sharkFigure-eight puffer
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.
Tetra luminosoTetra glowlightTétra lumineuxGlühlichtsalmlerTetra luminosoGlowlight tetra