๐Ÿ  Fish Compatibility Guide

Can Glass Catfish and Serpae Tetra Live Together?

Updated September 23, 2026 ยท FishCare AI Editorial Team

โœ… Compatible โ€” Compatibility Score: 86/100
86/100 โ€” Compatible

Glass Catfish and Serpae Tetra Compatibility Overview

Glass Catfish and Serpae Tetra can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Glass Catfish is peaceful and Serpae Tetra is semi, so give them room and cover rather than assuming they will ignore each other. A minimum 20-gallon tank is recommended to provide adequate territory and water volume for both species.

Compatibility factors for Glass Catfish and Serpae Tetra
FactorGlass CatfishSerpae TetraVerdict
Temperature68โ€“79ยฐF68โ€“82ยฐFโœ… 68โ€“79ยฐF
pH Range4.0โ€“7.05.0โ€“7.5โœ… 5.0โ€“7.0
Temperamentpeacefulsemiโš ๏ธ Monitor
Adult Size2.6 in1.6 inโœ… Similar
Min. Group6+10+See below
Min. Tank Size20 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

Glass Catfish โ€” Kryptopterus vitreolus

Glass Catfish and Serpae Tetra compatibility โ€” Glass Catfish

The Glass Catfish, Kryptopterus vitreolus, is a popular freshwater aquarium fish known for its unique, translucent body and iridescent scales. It is a peaceful species that thrives in groups and is suitable for beginners due to its hardy nature. These catfish are bottom-dwellers and require a well-decorated tank with plenty of swimming space.

โ†’ Full Glass Catfish care guide

Serpae Tetra โ€” Hyphessobrycon eques

Glass Catfish and Serpae Tetra compatibility โ€” Serpae Tetra

The Serpae Tetra is a popular freshwater fish known for its vibrant coloration and peaceful nature. It is well-suited for community tanks and can be a great addition to any aquarium. With its moderate activity level and easy care requirements, it is a suitable choice for beginners and experienced aquarists alike.

โ†’ Full Serpae Tetra care guide

Frequently Asked Questions

Can Glass Catfish live with Serpae Tetra?

Yes, in a well-planned setup. Glass Catfish and Serpae Tetra can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Glass Catfish is peaceful and Serpae Tetra is semi, so give them room and cover rather than assuming they will ignore each other. A minimum 20-gallon tank is recommended to provide adequate territory and water volume for both species.

What tank size do I need for Glass Catfish and Serpae Tetra together?

A minimum of 20 gallons is recommended for keeping Glass Catfish and Serpae Tetra together. A larger tank improves water stability and reduces territorial conflict.

What temperature suits both Glass Catfish and Serpae Tetra?

68โ€“79ยฐF โ€” inside Glass Catfish's 68โ€“79ยฐF and Serpae Tetra's 68โ€“82ยฐF.

Is a Glass Catfish aggressive toward a Serpae Tetra?

Glass Catfish is peaceful and Serpae Tetra is semi. No major aggression issues are expected between these species.

Related Compatibility Guides

Tank Size for Glass Catfish and Serpae Tetra

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

ScenarioTankWhen it applies
Minimum viable21 galOnly for the recommended minimum groups, mature filtration, and close monitoring.
Recommended community29 galAdds territory, swimming room, and a safer buffer for behavior.
Low-conflict setup55 galBest when keeping larger schools or reducing territorial pressure.