Danio margaritatus
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What to know before you buy.
The Celestial Pearl Danio, often called Galaxy Rasbora, is a stunning nano fish with a dark blue body covered in iridescent, pearl-like spots and red-striped fins. They are somewhat shy and do best in a heavily planted tank with other small, peaceful species. Males will display vibrant colors as they compete for female attention.
Key traits
Select a tank to see how this species fits.
Everything you need to keep Galaxy Rasbora (Celestial Pearl Danio) healthy in a South African setup.
Size the aquarium to Galaxy Rasbora (Celestial Pearl Danio)'s adult size and activity level. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
Keep pH 6.5–7.5 and 22–26°C. Stable parameters matter more than chasing perfect numbers — acclimate new arrivals slowly.
Galaxy Rasbora (Celestial Pearl Danio) is an omnivore. Feed a varied diet appropriate for freshwater fish — quality flakes, pellets, or frozen foods sized to the mouth.
Galaxy Rasbora (Celestial Pearl Danio) is generally peaceful. Observe during feeding and at lights-out for true temperament.
Pair with similarly sized peaceful tankmates in freshwater fish. Avoid fin-nippers or species that outgrow this fish.
Breeding notes for Galaxy Rasbora (Celestial Pearl Danio) vary by line and water chemistry — ask your local shop about proven pairs in SA.
From hobbyists across SA.
Price trends and buyer demand — data only FishHub tracks.
SA price range this month: R30–80 · Average: R60
This data is unique to FishHub
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Species that typically work alongside Galaxy Rasbora (Celestial Pearl Danio) in a similar setup.
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