๐Ÿ  Fish Compatibility Guide

Can Congo Tetra and Sterbai Cory Live Together?

Updated September 23, 2026 ยท FishCare AI Editorial Team

โœ… Compatible โ€” Compatibility Score: 98/100
98/100 โ€” Compatible

Congo Tetra and Sterbai Cory Compatibility Overview

Congo Tetra and Sterbai Cory can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.

Compatibility factors for Congo Tetra and Sterbai Cory
FactorCongo TetraSterbai CoryVerdict
Temperature73โ€“82ยฐF75โ€“82ยฐFโœ… 75โ€“82ยฐF
pH Range6.0โ€“7.56.0โ€“7.6โœ… 6.0โ€“7.5
Temperamentpeacefulpeacefulโœ… Compatible
Adult Size3.1 in2.6 inโœ… Similar
Min. Group6+6+See below
Min. Tank Size55 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

Congo Tetra โ€” Phenacogrammus interruptus

Congo Tetra and Sterbai Cory compatibility โ€” Congo Tetra

The Congo Tetra is a vibrant and active fish that thrives in a well-maintained freshwater aquarium. With its striking coloration and peaceful nature, it's a great addition to any community tank. This species is best kept in groups and requires a spacious tank with plenty of swimming space.

โ†’ Full Congo Tetra care guide

Sterbai Cory โ€” Corydoras sterbai

Congo Tetra and Sterbai Cory compatibility โ€” Sterbai Cory

The Sterbai Cory, known for its dark brown coloration with silver spots, is a popular bottom-dwelling fish. With a peaceful temperament, it is well-suited for community tanks. It requires a well-planted tank with plenty of hiding spots and moderate water flow. Regular water changes and a balanced diet are essential for their health.

โ†’ Full Sterbai Cory care guide

Frequently Asked Questions

Can Congo Tetra live with Sterbai Cory?

Yes, in a well-planned setup. Congo Tetra and Sterbai Cory can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.

What tank size do I need for Congo Tetra and Sterbai Cory together?

A minimum of 55 gallons is recommended for keeping Congo Tetra and Sterbai Cory together. A larger tank improves water stability and reduces territorial conflict.

What temperature suits both Congo Tetra and Sterbai Cory?

75โ€“82ยฐF โ€” inside Congo Tetra's 73โ€“82ยฐF and Sterbai Cory's 75โ€“82ยฐF.

Is a Congo Tetra aggressive toward a Sterbai Cory?

Congo Tetra is peaceful and Sterbai Cory is peaceful. No major aggression issues are expected between these species.

Related Compatibility Guides

Tank Size for Congo Tetra and Sterbai Cory

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

ScenarioTankWhen it applies
Minimum viable55 galOnly for the recommended minimum groups, mature filtration, and close monitoring.
Recommended community75 galAdds territory, swimming room, and a safer buffer for behavior.
Low-conflict setup125 galBest when keeping larger schools or reducing territorial pressure.