๐Ÿ  Fish Compatibility Guide

Can Glass Catfish and Yellow Tang Live Together?

Updated September 23, 2026 ยท FishCare AI Editorial Team

โŒ Not Compatible โ€” Compatibility Score: 0/100
0/100 โ€” Not Compatible

Glass Catfish and Yellow Tang Compatibility Overview

Glass Catfish and Yellow Tang are generally not recommended to be housed together. One of these is a marine species and the other is not; they cannot share one aquarium. Their pH ranges do not meet: Glass Catfish wants 4.0โ€“7.0 and Yellow Tang wants 8.1โ€“8.4. Review the behavior and water details before deciding whether to attempt the pairing.

Compatibility factors for Glass Catfish and Yellow Tang
FactorGlass CatfishYellow TangVerdict
Temperature68โ€“79ยฐF72โ€“82ยฐFโœ… 72โ€“79ยฐF
pH Range4.0โ€“7.08.1โ€“8.4โŒ No overlap
Temperamentpeacefulsemiโš ๏ธ Monitor
Adult Size2.6 in8.0 inโš ๏ธ 3.1ร— difference
Min. Group6+1+See below
Min. Tank Size100 gallons (for both species)โ€”

Compatibility Positives

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

Incompatibility Reasons

One of these is a marine species and the other is not; they cannot share one aquarium.
Their pH ranges do not meet: Glass Catfish wants 4.0โ€“7.0 and Yellow Tang wants 8.1โ€“8.4.

Species Profiles

Glass Catfish โ€” Kryptopterus vitreolus

Glass Catfish and Yellow Tang 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

Yellow Tang โ€” Zebrasoma flavescens

Glass Catfish and Yellow Tang compatibility โ€” Yellow Tang

The Yellow Tang is a popular and vibrant fish suitable for beginners. With its bright yellow color and blue stripes, it adds a striking contrast to the aquarium. They are generally peaceful and can be kept in a community tank, though they may be nippy with certain tankmates. They require a well-maintained tank with plenty of swimming space and a varied diet.

โ†’ Full Yellow Tang care guide

Frequently Asked Questions

Can Glass Catfish live with Yellow Tang?

Generally not recommended. Glass Catfish and Yellow Tang are generally not recommended to be housed together. One of these is a marine species and the other is not; they cannot share one aquarium. Their pH ranges do not meet: Glass Catfish wants 4.0โ€“7.0 and Yellow Tang wants 8.1โ€“8.4. Review the behavior and water details before deciding whether to attempt the pairing.

What tank size do I need for Glass Catfish and Yellow Tang together?

A minimum of 100 gallons is recommended for keeping Glass Catfish and Yellow Tang together. A larger tank improves water stability and reduces territorial conflict.

What temperature suits both Glass Catfish and Yellow Tang?

72โ€“79ยฐF โ€” inside Glass Catfish's 68โ€“79ยฐF and Yellow Tang's 72โ€“82ยฐF.

Is a Glass Catfish aggressive toward a Yellow Tang?

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

Related Compatibility Guides

Tank Size for Glass Catfish and Yellow Tang

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

ScenarioTankWhen it applies
Minimum viable100 galOnly for the recommended minimum groups, mature filtration, and close monitoring.
Recommended community150 galAdds territory, swimming room, and a safer buffer for behavior.
Low-conflict setup220 galBest when keeping larger schools or reducing territorial pressure.