Tank setup
Size the aquarium to Brilliant Rasbora's adult size and activity level. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
pH
6 - 7.5
Temperature
22° - 26 °C
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What to know before you buy.
The Brilliant Rasbora is a sleek, torpedo-shaped fish with a dark horizontal line running from its gills to its tail. They are very active, fast-swimming fish that appreciate a longer tank with some current. A large school of these energetic fish creates a dynamic and engaging display.
Key traits
Select a tank to see how this species fits.
Everything you need to keep Brilliant Rasbora healthy in a South African setup.
Size the aquarium to Brilliant Rasbora's adult size and activity level. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
Keep pH 6–7.5 and 22–26°C. Stable parameters matter more than chasing perfect numbers — acclimate new arrivals slowly.
Brilliant Rasbora is an omnivore. Feed a varied diet appropriate for freshwater fish — quality flakes, pellets, or frozen foods sized to the mouth.
Brilliant Rasbora is generally peaceful. Keep in a group where possible for natural behaviour.
Pair with similarly sized peaceful tankmates in freshwater fish. Avoid fin-nippers or species that outgrow this fish.
Breeding notes for Brilliant Rasbora vary by line and water chemistry — ask your local shop about proven pairs in SA.
From hobbyists across SA.
Species that typically work alongside Brilliant Rasbora in a similar setup.
Clown Killifish
Epiplatys annulatus
Black Tiger Dario
Dario sp. ‘Myanmar’
Australian Rainbowfish
Melanotaenia splendida
Golden Wonder Killifish
Aplocheilus lineatus
Boeseman's Rainbowfish
Melanotaenia boesemani
Bluefin Killifish
Lucania goodei
Giant Gourami
Osphronemus goramy
Kissing Gourami
Helostoma temminckii