Guppy care
Poecilia reticulata
Guppy (Poecilia reticulata) grows to about 5 cm (2 in) and needs a tank of at least 40 liters (11 US gallons). Keep it at 22–28 °C (72–82 °F) with a pH of 6.8–8.2.
FreshwaterEasyPeacefulLong, delicate finsPrefers hard water
Adult size5 cm · 2 in
Smallest tank40 L · 11 gal
Temperature22–28 °C · 72–82 °F
pH6.8–8.2
GroupGroups of 3+
TemperamentPeaceful
SwimsTop
DietOmnivore
Usually fine with
Neon tetraBetta (Siamese fighting fish)PlatyCardinal tetraBronze corydorasZebra danioHarlequin rasboraMollyBristlenose plecoCherry barbSwordtailOtocinclus
Avoid with
Tiger barbFancy goldfishBlack skirt tetraSerpae tetraBuenos Aires tetraParadise fishConvict cichlidOscarJack DempseyDemasoni cichlidSeverumCommon goldfish
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.