Description
Glow Yellow Widow Tetra (Hemigrammus sp. GloFish)
π Basic Info
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Scientific Name: Hemigrammus sp. (Glow Yellow variant)
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Family: Characidae
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Origin: South America
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Size: 1.5 β 2 inches (4 β 5 cm)
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Lifespan: 3 β 5 years
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Tank Zone: Mid-water
π Water Parameters
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TDS: 100 β 200 ppm
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pH: 6.5 β 7.5
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Temperature: 22 β 28Β°C (72 β 82Β°F)
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Hardness: 5 β 12 dGH
π Characteristics
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Bright yellow glowing stripes along a translucent body.
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Peaceful and social, schooling in mid-water.
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Active swimmers, color becomes more intense with proper lighting and diet.
π½οΈ Food
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Flake food, micro-pellets, and live/frozen foods such as daphnia or bloodworms.
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Feed small portions 2β3 times daily.
π οΈ Tank Setup & Maintenance
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Minimum 10 gallons for small school; plants for cover, open areas for swimming.
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Moderate filtration; avoid strong currents.
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25% water changes weekly.
π₯ Social Behavior
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Shoaling fish; minimum 6 per group.
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Compatible with small, peaceful species.
β Doβs
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Keep in schools to reduce stress and show natural behavior.
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Provide floating or rooted plants for shelter.
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Maintain clean water for vibrant yellow glow.
β Donβts
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Do not keep alone; can become timid.
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Avoid aggressive tank mates.
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Donβt overstock the tank.
β Quick Tips
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Yellow glow adds brightness to the mid-water zone.
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Beginner-friendly, active, and visually striking in community tanks.





