Tank setup
A minimum 60L aquarium suits Forktail Rainbowfish. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
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Other Community Fish
Uncommon
Pseudomugil furcatus
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Fellow hobbyists may also be selling Forktail Rainbowfish.
Want Forktail Rainbowfish?
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What to know before you buy.
A yellow-finned blue-eye from New Guinea whose males flare at each other all day without harm. Prefers slightly hard, alkaline water and looks best in a group over dark substrate.
Select a tank to see how this species fits.
Everything you need to keep Forktail Rainbowfish healthy in a South African setup.
A minimum 60L aquarium suits Forktail Rainbowfish. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
Keep pH 7–8 and 22–27°C. Stable parameters matter more than chasing perfect numbers — acclimate new arrivals slowly.
Forktail Rainbowfish is micropredator — small live and frozen foods. Feed a varied diet appropriate for freshwater fish — quality flakes, pellets, or frozen foods sized to the mouth.
Forktail Rainbowfish is generally peaceful; constant male display. Observe during feeding and at lights-out for true temperament.
Pair with similarly sized peaceful; constant male display tankmates in freshwater fish. Avoid fin-nippers or species that outgrow this fish.
Breeding notes for Forktail Rainbowfish vary by line and water chemistry — ask your local shop about proven pairs in SA.
From hobbyists across SA.
Species that typically work alongside Forktail Rainbowfish in a similar setup.
Australian Rainbowfish
Melanotaenia splendida
Clown Killifish
Epiplatys annulatus
Boeseman's Rainbowfish
Melanotaenia boesemani
Black Tiger Dario
Dario sp. ‘Myanmar’
Bluefin Killifish
Lucania goodei
Giant Gourami
Osphronemus goramy
Kissing Gourami
Helostoma temminckii
Golden Wonder Killifish
Aplocheilus lineatus