Galaxy Rasbora (Celestial Pearl Danio) - Danio margaritatus
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Galaxy Rasbora (Celestial Pearl Danio) (Danio margaritatus) is a dazzling nano fish loved for its deep blue body speckled with pearly spots and vibrant red-orange fins. Its small size, peaceful nature, and stunning coloration make it a favorite centerpiece for planted aquariums.
Description:
Common Names: Galaxy Rasbora, Celestial Pearl Danio
Scientific Name: Danio margaritatus
Family: Cyprinidae
Size: 1 inch
Temperament: Peaceful
Difficulty: Easy
Native Region:
Southeast Asia (Myanmar)
Aquarium Setup:
Tank Size: Minimum 10 gallons
Temperature: 72–79°F
pH: 6.5–7.5
Hardness: Soft to moderately hard
Decor: Dense plants, fine substrate, and gentle flow
Additional Tips:
• Schooling fish: Keep in groups of 6 or more for best color and behavior
• Tankmates: Ideal with other peaceful nano species and shrimp
• Diet: Omnivorous – micro pellets, flakes, baby brine shrimp, daphnia, and other small foods
• Behavior: Active mid-level swimmer, males display brighter colors when sparring