Tank setup
Size the aquarium to Boeseman's Rainbowfish's adult size and activity level. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
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Common
Melanotaenia boesemani
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What to know before you buy.
Boeseman's Rainbowfish is famous for its striking bicoloration, with the front half of the body being a bluish-grey and the rear half a vibrant orange-yellow. They are a very active, schooling fish that requires a long tank with plenty of swimming space. Their colors are most brilliant in a well-maintained tank with hard, alkaline water.
Key traits
Select a tank to see how this species fits.
Everything you need to keep Boeseman's Rainbowfish healthy in a South African setup.
Size the aquarium to Boeseman's Rainbowfish's adult size and activity level. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
Keep pH 7–8 and 25–30°C. Stable parameters matter more than chasing perfect numbers — acclimate new arrivals slowly.
Boeseman's Rainbowfish is an omnivore. Feed a varied diet appropriate for freshwater fish — quality flakes, pellets, or frozen foods sized to the mouth.
Boeseman's Rainbowfish 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 Boeseman's Rainbowfish 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: R35–200 · Average: R111
This data is unique to FishHub
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Species that typically work alongside Boeseman's Rainbowfish in a similar setup.
Australian Rainbowfish
Melanotaenia splendida
Giant Gourami
Osphronemus goramy
Clown Killifish
Epiplatys annulatus
Black Tiger Dario
Dario sp. ‘Myanmar’
Kissing Gourami
Helostoma temminckii
Golden Wonder Killifish
Aplocheilus lineatus
Bluefin Killifish
Lucania goodei
Borneo Sucker
Gastromyzon punctulatus