Bedotia geayi
Temperature
20° - 25 °C
Max size
12 cm
Min tank
150 L
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Fellow hobbyists may also be selling Madagascan Rainbowfish.
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What to know before you buy.
A streamlined shoaler with red-edged fins, from Madagascan streams. Wants cooler, hard, well-moving water and real swimming length; genuinely peaceful despite its size.
Select a tank to see how this species fits.
Everything you need to keep Madagascan Rainbowfish healthy in a South African setup.
A minimum 150L aquarium suits Madagascan Rainbowfish. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
Keep pH 7–8 and 20–25°C. Stable parameters matter more than chasing perfect numbers — acclimate new arrivals slowly.
Madagascan Rainbowfish is omnivore — flake, frozen, live. Feed a varied diet appropriate for freshwater fish — quality flakes, pellets, or frozen foods sized to the mouth.
Madagascan Rainbowfish is generally peaceful, active shoaler. Observe during feeding and at lights-out for true temperament.
Pair with similarly sized peaceful, active shoaler tankmates in freshwater fish. Avoid fin-nippers or species that outgrow this fish.
Breeding notes for Madagascan Rainbowfish vary by line and water chemistry — ask your local shop about proven pairs in SA.
From hobbyists across SA.
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Species that typically work alongside Madagascan Rainbowfish in a similar setup.
Australian Rainbowfish
Melanotaenia splendida
Boeseman's Rainbowfish
Melanotaenia boesemani
Bluefin Killifish
Lucania goodei
Black Tiger Dario
Dario sp. ‘Myanmar’
Giant Gourami
Osphronemus goramy
Clown Killifish
Epiplatys annulatus
Kissing Gourami
Helostoma temminckii
Golden Wonder Killifish
Aplocheilus lineatus