Tank setup
Size the aquarium to Ruby Scat's adult size and activity level. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
pH
7.5 - 8.2
Temperature
20° - 30 °C
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What to know before you buy.
Often considered a red color morph or juvenile variation of Scatophagus argus, the Ruby Scat displays reddish hues, particularly on its fins and upper body. Care requirements are identical to the Green Scat, needing a large tank and a gradual transition from freshwater to a marine environment. A diet rich in plant matter is crucial for their health.
Key traits
Select a tank to see how this species fits.
Everything you need to keep Ruby Scat healthy in a South African setup.
Size the aquarium to Ruby Scat's adult size and activity level. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
Keep pH 7.5–8.2 and 20–30°C. Stable parameters matter more than chasing perfect numbers — acclimate new arrivals slowly.
Ruby Scat is an omnivore. Feed a varied diet appropriate for brackish fish — quality flakes, pellets, or frozen foods sized to the mouth.
Ruby Scat is generally peaceful. Keep in a group where possible for natural behaviour.
Pair with similarly sized peaceful tankmates in brackish fish. Avoid fin-nippers or species that outgrow this fish.
Breeding notes for Ruby Scat vary by line and water chemistry — ask your local shop about proven pairs in SA.
From hobbyists across SA.
Species that typically work alongside Ruby Scat in a similar setup.
Mono Sebae
Monodactylus sebae
African Moony
Monodactylus kahawai
Mono Argentus
Monodactylus argenteus
Green Scat
Scatophagus argus
Spotted Scat
Scatophagus argus
Silver Scat
Selenotoca multifasciata
Smallscale Archerfish
Toxotes microlepis
Banded Archerfish
Toxotes jaculator