Fishician®
Aquarium species profile

Samurai Gourami

Sphaerichthys vaillanti · Southeast Asia (Borneo, Indonesia)

Minimum tank15 gal
Adult size2"
Care levelExpert
TemperamentPeaceful
Temperature75–82°F
pH range4.0–6.5

Diet

Carnivore – live/frozen micro-foods: baby brine shrimp, micro worms, daphnia

Compatible tank mates

Micro rasboras, small peaceful blackwater fish

Tank mates to avoid

Hard/alkaline water, active fish, temperature fluctuations

Care notes

Reverse sex-role species — females are brilliantly colored (red-and-white samurai pattern), males drab. Mouthbrooder (male). Requires blackwater, very soft acidic water. Extremely sensitive to water chemistry. Expert-only.

Check the whole aquarium. Tank size alone does not establish compatibility. Confirm adult size, water overlap, social grouping, territory, diet, and the individual animals before stocking.

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