Black skirt tetra care
Gymnocorymbus ternetzi
Black skirt tetra (Gymnocorymbus ternetzi) grows to about 6 cm (2.4 in) and needs a tank of at least 80 liters (21 US gallons). Keep it at 20–26 °C (68–79 °F) with a pH of 6–7.5.
FreshwaterEasyPeacefulNips long fins
Adult size6 cm · 2.4 in
Smallest tank80 L · 21 gal
Temperature20–26 °C · 68–79 °F
pH6–7.5
GroupGroups of 6+
TemperamentPeaceful
SwimsMiddle
DietOmnivore
Usually fine with
Neon tetraPlatyCardinal tetraBronze corydorasZebra danioHarlequin rasboraMollyBristlenose plecoCherry barbTiger barbDwarf gouramiSwordtail
Avoid with
GuppyBetta (Siamese fighting fish)AngelfishGerman blue ramParadise fishDiscusConvict cichlidOscarJack DempseyDemasoni cichlidCommon goldfishKoi
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 negroTetra pretoTétra noirTrauermantelsalmlerTetra neroSiyah tetra