Ruby Tetra
Axelrodia riesei
A tiny, jewel-like tetra with a deep ruby-red body. One of the smallest tetras available. Ideal for nano planted tanks.
Tank Size
5 gal
minimum (10+ preferred)
Temperature
68–82°F
20–28°C
pH Range
5–7
water acidity
Max Size
0.7"
1.8 cm
Lifespan
2–3 years
typical in captivity
Swim Level
Middle
preferred zone
Care Notes
Requires soft, acidic water and a heavily planted tank with subdued lighting. Very small — only keep with peaceful nano species.
Feeding
Micro pellets, baby brine shrimp, vinegar eels, and crushed flakes.
Compatible Tank Mates
Use Caution With
Incompatible With
Check Compatibility
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