Glowlight Tetra
Hemigrammus erythrozonus
Beginner
Freshwater
Extremely peaceful and shy. Schooling fish that feels safe in large groups. Prefers shaded areas.
Characidae
Max Size
34.0 cm (13.4")
Min Tank
50 L (13 gal)
Min Group
8+
Diet
Omnivore. Fine flakes, small pellets, brine shrimp and daphnia nauplii. Small mouth.
Water Parameters
Temperature
24.0-28.0°C
75-82°F
pH
5.5-7.0
Hardness (dGH)
2.0-12.0
Min Tank Size
50 L
13 gal
About
The Glowlight Tetra is famous for its bright orange‑red stripe that runs the length of its body, creating an impressive luminous effect in aquariums with moderate lighting.
Behavior & Temperament
Extremely peaceful and shy. Schooling fish that feels safe in large groups. Prefers shaded areas.
Feeding
Omnivore. Fine flakes, small pellets, brine shrimp and daphnia nauplii. Small mouth.
Breeding
Oviparous. Egg scatterer among fine-leaved plants. Requires very soft, acidic water for breeding.
Care Notes
Moderate to low lighting to enhance coloration. Soft, acidic water. Beneficial tannins.
Compatibility
Perfect for peaceful community setups. Ideal with neon tetras, rasboras, dwarf corydoras.
Quick Summary
| Scientific Name | Hemigrammus erythrozonus |
|---|---|
| Family | Characidae |
| Category | Fish |
| Care Level | Beginner |
| Water Type | Freshwater |
| Max Size | 34.0 cm (13.4") |
| Min Tank | 50 L (13 gal) |
| Min Group | 8+ |
| Diet | Omnivore. Fine flakes, small pellets, brine shrimp and daphnia nauplii. Small mouth. |
| Temperament | Extremely peaceful and shy. Schooling fish that feels safe in large groups. Prefers shaded areas. |
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