๐Ÿ  Fish Compatibility Guide

Can Black Phantom Tetra and Three Spot Gourami Live Together?

Updated September 23, 2026 ยท FishCare AI Editorial Team

โš ๏ธ Use Caution โ€” Compatibility Score: 69/100
69/100 โ€” Use Caution

Black Phantom Tetra and Three Spot Gourami Compatibility Overview

Black Phantom Tetra and Three Spot Gourami can potentially coexist, but the combination requires careful attention. Black Phantom Tetra is peaceful and Three Spot Gourami is semi, so give them room and cover rather than assuming they will ignore each other. A larger tank (minimum 75 gallons), dense planting, and close monitoring are essential.

Compatibility factors for Black Phantom Tetra and Three Spot Gourami
FactorBlack Phantom TetraThree Spot GouramiVerdict
Temperature68โ€“82ยฐF75โ€“86ยฐFโœ… 75โ€“82ยฐF
pH Range5.0โ€“7.05.5โ€“8.5โœ… 5.5โ€“7.0
Temperamentpeacefulsemiโš ๏ธ Monitor
Adult Size1.4 in5.9 inโŒ 4ร— difference
Min. Group8+1+See below
Min. Tank Size75 gallons (for both species)โ€”

Compatibility Positives

A stable shared temperature range is available.
Their pH requirements overlap.
Temperament risk is relatively low when normal group sizes are maintained.

Caution Points

No major compatibility issues identified for this pair.

Species Profiles

Black Phantom Tetra โ€” Hyphessobrycon megalopterus

Black Phantom Tetra and Three Spot Gourami compatibility โ€” Black Phantom Tetra

The Black Phantom Tetra is a popular freshwater fish known for its striking black and silver coloration. It is generally peaceful and can be kept in a community tank with other non-aggressive species. They require a well-maintained tank with a moderate water flow and a good cover of plants.

โ†’ Full Black Phantom Tetra care guide

Three Spot Gourami โ€” Trichopodus trichopterus

Black Phantom Tetra and Three Spot Gourami compatibility โ€” Three Spot Gourami

The Three Spot Gourami is a peaceful and attractive addition to freshwater tanks. They are known for their vibrant coloration and peaceful demeanor. With their flowing tails and distinctive body spots, they add visual interest to the aquarium. Providing a well-planted tank with hiding spots is crucial for their well-being.

โ†’ Full Three Spot Gourami care guide

Frequently Asked Questions

Can Black Phantom Tetra live with Three Spot Gourami?

With significant caution and a larger tank. Black Phantom Tetra and Three Spot Gourami can potentially coexist, but the combination requires careful attention. Black Phantom Tetra is peaceful and Three Spot Gourami is semi, so give them room and cover rather than assuming they will ignore each other. A larger tank (minimum 75 gallons), dense planting, and close monitoring are essential.

What tank size do I need for Black Phantom Tetra and Three Spot Gourami together?

A minimum of 75 gallons is recommended for keeping Black Phantom Tetra and Three Spot Gourami together. A larger tank improves water stability and reduces territorial conflict.

What temperature suits both Black Phantom Tetra and Three Spot Gourami?

75โ€“82ยฐF โ€” inside Black Phantom Tetra's 68โ€“82ยฐF and Three Spot Gourami's 75โ€“86ยฐF.

Is a Black Phantom Tetra aggressive toward a Three Spot Gourami?

Black Phantom Tetra is peaceful and Three Spot Gourami is semi. No major aggression issues are expected between these species.

Related Compatibility Guides

Tank Size for Black Phantom Tetra and Three Spot Gourami

Use the scenario that matches the actual group sizes and temperament you plan to keep.

ScenarioTankWhen it applies
Minimum viable75 galOnly for the recommended minimum groups, mature filtration, and close monitoring.
Recommended community125 galAdds territory, swimming room, and a safer buffer for behavior.
Low-conflict setup150 galBest when keeping larger schools or reducing territorial pressure.