Your Cart

Here is a complete care guide and profile for the Glowlight Tetra, a peaceful and visually appealing freshwater fish ideal for community aquariums.


🐟 Glowlight Tetra – Full Details & Care Guide


Common Names:

  • Glowlight Tetra

  • Fire Neon Tetra

  • Glolite Tetra


🔬 Scientific Classification:

Category Detail
Scientific Name Hemigrammus erythrozonus
Family Characidae
Order Characiformes
Origin Essequibo River, Guyana (South America)
Type Freshwater tropical tetra

🎨 Appearance:

Feature Description
Body Shape Slender, torpedo-shaped
Color Translucent silver or beige body
Highlight Glowing neon orange-red stripe from nose to tail (resembles a glowing filament)
Size 1.5 to 2 inches (3.8 to 5 cm)
Lifespan 3 – 5 years in good conditions

✨ The glowing stripe is especially vibrant under aquarium lighting with dark substrate and plants.


🌡️ Water Parameters:

Parameter Ideal Range
Temperature 22 – 28°C (72 – 82°F)
pH Level 6.0 – 7.5 (slightly acidic preferred)
Hardness 4 – 12 dGH
Water Type Soft, clean, well-filtered freshwater

🏡 Tank Setup:

Feature Recommendation
Tank Size Minimum 15–20 gallons
Group Size Keep in groups of 6 or more (schooling fish)
Substrate Dark sand or fine gravel
Plants Heavily planted (Java fern, Anubias, Amazon sword)
Decor Driftwood, rocks, caves
Lighting Dim to moderate (brings out the glow effect)
Filtration Gentle to moderate flow (sponge or canister filter)

🧪 Always cycle your aquarium and maintain stable water conditions – tetras are sensitive to fluctuations.


🧬 Temperament & Behavior:

Trait Description
Temperament Peaceful, calm
Schooling Yes, thrives in shoals of 6+
Tank Zone Middle to upper levels
Social Behavior Great community fish
Activity Level Active but not aggressive

🍽️ Feeding:

Food Type Examples
Staple Diet Micro pellets, tropical flakes
Live/Frozen Daphnia, baby brine shrimp, bloodworms
Vegetables Finely chopped spinach or algae-based food
Feeding Frequency 2–3 small meals per day

✅ Provide a varied diet to enhance color and health.


🐣 Breeding Glowlight Tetras:

Feature Description
Breeding Type Egg scatterers
Spawning Tank Use a separate breeding tank (soft, acidic water ~pH 6.0)
Conditions Add fine-leaved plants or spawning mops
Spawning Behavior Pair dances; eggs scattered and fertilized
Egg Count 100 – 150 per pair
Fry Care Remove parents after spawning; fry hatch in 24–36 hours
Fry Feeding Infusoria → baby brine shrimp after 4–5 days

🤝 Ideal Tank Mates:

✅ Compatible Species ❌ Avoid These Species
Neon Tetras Aggressive cichlids
Ember Tetras Tiger Barbs
Corydoras Catfish Large predatory fish
Harlequin Rasboras Betta (may vary by individual)
Otocinclus Fin-nippers or overly active species

🧼 Maintenance Tips:

  • Perform 25–30% water changes weekly

  • Keep water free of ammonia/nitrite (0 ppm)

  • Regularly check filter, trim plants, and vacuum substrate

  • Stable water temperature and pH are key to their health


🧾 Quick Profile Summary:

Feature Value
Scientific Name Hemigrammus erythrozonus
Common Name Glowlight Tetra
Size 1.5 – 2 inches
Lifespan 3 – 5 years
Temperament Peaceful
Tank Size 15+ gallons
School Size Minimum 6
Swimming Zone Mid to top
Diet Omnivore
Care Level Beginner to intermediate

🌟 Highlights:

  • ✨ Iconic glowing red-orange stripe that shines in planted tanks

  • 🐟 Peaceful schooling fish, great for community setups

  • 🌿 Pairs beautifully with live plants and soft lighting

  • 💧 Sensitive to poor water quality – needs regular care


IMAGES ARE FOR REPRESENTATIVE PURPOSES ONLY.

We process orders on all weekdays (Monday to Saturday), excluding public holidays.

To avail free shipping, purchase amount should be Rs350/-(for Aquarium Accessories and Aquatic Plants) or more, less than the above amount shipping charges applicable Rs70/- only. For live fish delivery charges applicable at the time of checkout.

Orders are normally Shipped within 1-2 days and usually take 2-5 working days to be delivered based on your location. However, you will receive an approximate timeline when you place your order.

To ensure that your order reaches you quickly and in good condition, we only ship through reputed courier agencies.

Let us know abour your query!