German blue ram care
Mikrogeophagus ramirezi
German blue ram (Mikrogeophagus ramirezi) grows to about 6 cm (2.4 in) and needs a tank of at least 60 liters (16 US gallons). Keep it at 27–30 °C (81–86 °F) with a pH of 5–7.
FreshwaterAdvancedPeacefulPrefers soft water
Adult size6 cm · 2.4 in
Smallest tank60 L · 16 gal
Temperature27–30 °C · 81–86 °F
pH5–7
GroupAlone or a pair
TemperamentPeaceful
SwimsBottom
DietOmnivore
Usually fine with
GuppyBetta (Siamese fighting fish)Cardinal tetraHarlequin rasboraDwarf gouramiSwordtailKuhli loachEmber tetraChili rasboraEndler's livebearerHoney gouramiRummy-nose tetra
Avoid with
Neon tetraPlatyBronze corydorasZebra danioOtocinclusCelestial pearl danioPanda corydorasFancy goldfishBlack skirt tetraParadise fishWhite cloud minnowRosy barb
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.
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