Glowlight Danio: A Comprehensive Guide (Danio choprae)
The Glowlight Danio (Danio choprae), also known as the Choprae Danio, is a brilliantly colored and highly active schooling fish native to northern Myanmar. Despite its small size, this species is one of the most vibrant danios available in the aquarium hobby, displaying striking orange, gold, and dark striped patterns that seem to glow under aquarium lighting.
Because of their energetic behavior and intense coloration, Glowlight Danios have become increasingly popular among aquarists who enjoy lively schooling fish in planted aquariums. When kept in large groups, their constant movement and flashing colors can make them one of the most visually exciting fish in a community tank.
Although they are somewhat less common than species like zebra danios, they are widely regarded as one of the most beautiful members of the genus.
Natural Distribution & Habitat
Danio choprae is native to northern Myanmar, particularly in the Irrawaddy River basin and nearby drainage systems.
In the wild, Glowlight Danios inhabit:
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Small streams
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Shallow tributaries
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Vegetated creek margins
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Areas with moderate water movement
These habitats often feature clear, well-oxygenated water with sandy or gravel substrates and dense aquatic vegetation. The fish typically inhabit areas where plants and submerged structures provide both cover and feeding opportunities.
Like many danio species, they are accustomed to environments with good water flow and high oxygen levels, and they spend much of their time swimming in open water while periodically darting into vegetation.
Size
Glowlight Danios are small fish but make up for their size with bright coloration and energetic activity.
Typical adult size:
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Length: 1–1.2 inches (2.5–3 cm)
Their small size makes them suitable for smaller aquariums, though they still appreciate plenty of swimming space.
Aquarium Care
Glowlight Danios thrive in well-maintained planted aquariums with good water circulation and open swimming areas.
Recommended aquarium setup:
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Tank size: 15 gallons minimum
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Aquascape: Planted aquarium with open swimming areas
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Substrate: Sand or fine gravel
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Lighting: Moderate to bright lighting
Plants such as Vallisneria, Cryptocoryne, Java fern, and stem plants work well, especially when planted around the edges of the aquarium to leave open swimming space in the center.
Because these fish are extremely active, a longer aquarium is often better than a tall one.
Glowlight Danios should always be kept in groups of at least 8–10 individuals, though larger groups of 12–20 fish will show the most impressive schooling behavior.
Water Parameters
Glowlight Danios are adaptable but generally prefer conditions similar to those found in their native streams.
Recommended parameters:
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Temperature: 72–79°F (22–26°C)
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pH: 6.0–7.5
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Hardness: Soft to moderately hard water (3–12 dGH)
Moderate water flow and good oxygenation help replicate their natural habitat and keep them active and healthy.
Diet
Glowlight Danios are omnivorous and readily accept a variety of foods in the aquarium.
Suitable foods include:
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High-quality flake foods
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Small micro pellets
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Frozen foods such as cyclops, daphnia, and baby brine shrimp
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Live foods like microworms and brine shrimp
Because they are small fish, foods should be appropriately sized. Offering a varied diet helps maintain their bright coloration.
Behavior & Tank Mates
Glowlight Danios are peaceful but extremely energetic schooling fish. They spend much of their time darting through the middle and upper portions of the aquarium.
Suitable tank mates include:
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Other small danios
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Rasboras
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Small tetras
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Corydoras catfish
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Hillstream loaches
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Peaceful dwarf gouramis
Because they are fast swimmers, they may outcompete very slow feeders during feeding time, but they are otherwise excellent community fish.
In larger groups, they display impressive schooling behavior and often form tight groups that move rapidly through the aquarium.
Breeding
Like many danios, Glowlight Danios are egg scatterers.
During spawning:
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Eggs are scattered among fine plants or spawning mops
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Adults may eat the eggs if left with them
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Eggs typically hatch within 24–48 hours
Once free-swimming, the fry are very small and initially require microscopic foods such as infusoria before transitioning to baby brine shrimp.
With the right setup and patience, breeding Glowlight Danios is achievable for many hobbyists.
Why Aquarists Love Them
Glowlight Danios are widely considered one of the most visually striking danio species available in the hobby.
Reasons aquarists enjoy this species include:
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Intense orange and gold coloration
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Active schooling behavior
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Small size ideal for planted aquariums
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Hardy and adaptable nature
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A lively centerpiece species for nano community tanks
For aquarists looking to add color and energy to their aquarium, the Glowlight Danio is an outstanding choice.
Looking to Add Fish to Your Aquarium?
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