4 Ruby Tetra

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Ruby Tetra (Axelrodia riesei)A tiny, jewel-like tetra prized for its deep ruby-red coloration. Peaceful and elegant, it’s perfect for nano and planted community aquariums.• Common Name: Ruby Tetra• Scientific Name: Axelrodia riesei• Adult Ask for Size: ~0.8–1 inch• Temperament: Peaceful, slightly shy• Schooling: Yes — keep 8–12+ for best color and confidence• Tank Ask for Size: 10–15+ gallons• Water Temp: 72–80°F• pH: 5.5–7.0 (prefers slightly acidic)• Hardness: Soft• Diet: Micro-pellets, finely crushed flakes, frozen/live foods (baby brine shrimp, daphnia)• Lifespan: 3–5 yearsNotes:• Color intensifies in darker substrates and well-planted tanks.• Gentle filtration and calm tankmates are best.• Excellent with other tiny, peaceful fish like Ember Tetras, Chili Rasboras, and small Corydoras. Show more