๐Ÿ  Fish Compatibility Guide

Can Congo Tetra and Peppered Cory Live Together?

Updated September 23, 2026 ยท FishCare AI Editorial Team

โœ… Compatible โ€” Compatibility Score: 95/100
95/100 โ€” Compatible

Congo Tetra and Peppered Cory Compatibility Overview

Congo Tetra and Peppered 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 Peppered Cory
FactorCongo TetraPeppered CoryVerdict
Temperature73โ€“82ยฐF72โ€“79ยฐFโœ… 73โ€“79ยฐF
pH Range6.0โ€“7.56.0โ€“7.0โœ… 6.0โ€“7.0
Temperamentpeacefulpeacefulโœ… Compatible
Adult Size3.1 in2.8 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 Peppered 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

Peppered Cory โ€” Corydoras paleatus

Congo Tetra and Peppered Cory compatibility โ€” Peppered Cory

The Peppered Cory is a popular freshwater fish known for its peaceful nature and unique appearance. They are suitable for beginners and can thrive in a community tank. These fish are small, reaching up to 7 cm in size, and are easily recognizable by their dark brown bodies with white spots.

โ†’ Full Peppered Cory care guide

Frequently Asked Questions

Can Congo Tetra live with Peppered Cory?

Yes, in a well-planned setup. Congo Tetra and Peppered 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 Peppered Cory together?

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

What temperature suits both Congo Tetra and Peppered Cory?

73โ€“79ยฐF โ€” inside Congo Tetra's 73โ€“82ยฐF and Peppered Cory's 72โ€“79ยฐF.

Is a Congo Tetra aggressive toward a Peppered Cory?

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

Related Compatibility Guides

Tank Size for Congo Tetra and Peppered 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.