Yellow Devil Tetra (Hyphessobrycon notidanos)

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 Species Overview

          Scientific Name: Hyphessobrycon notidanos

• Common Name: Yellow Devil Tetra
• Size: 2–3 cm (juvenile); adults reach 3–4 cm
• Origin: Upper Rio Tapajós basin, Brazil
• Temperament: Peaceful and community-friendly
• Shrimp Compatibility: Yes

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 Tank & Water Parameters

• Tank Size: Minimum 20 gallons for a small school
• Temperature: 24–29°C (75–84°F)
• pH Range: 6.0–6.8
• Hardness: 0–6 dGH
• Setup: Planted tank with driftwood, subdued lighting, and gentle flow

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 Diet

• Type: Micropredator
• Staple Foods: High-quality flakes, micro pellets
• Supplements: Frozen/live foods like brine shrimp, daphnia, bloodworms

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 Appearance

• Coloration: Bright yellow body and fins, especially in mature males
• Behavior: Males flare during mating season; gentle despite the “devil” name

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 Breeding

• Type: Egg scatterer
• Setup: Soft, acidic water with spawning mesh or fine-leaved plants
• Parental Care: Remove adults post-spawning to protect eggs