๐Ÿ  Fish Compatibility Guide

Can Lemon Tetra and X Ray Tetra Live Together?

Updated September 23, 2026 ยท FishCare AI Editorial Team

โœ… Compatible โ€” Compatibility Score: 96/100
96/100 โ€” Compatible

Lemon Tetra and X Ray Tetra Compatibility Overview

Lemon Tetra and X Ray Tetra 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 20-gallon tank is recommended to provide adequate territory and water volume for both species.

Compatibility factors for Lemon Tetra and X Ray Tetra
FactorLemon TetraX Ray TetraVerdict
Temperature68โ€“82ยฐF72โ€“82ยฐFโœ… 72โ€“82ยฐF
pH Range5.0โ€“7.56.0โ€“7.5โœ… 6.0โ€“7.5
Temperamentpeacefulpeacefulโœ… Compatible
Adult Size1.6 in1.8 inโœ… Similar
Min. Group8+6+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

Lemon Tetra โ€” Hyphessobrycon pulchripinnis

Lemon Tetra and X Ray Tetra compatibility โ€” Lemon Tetra

The Lemon Tetra is a vibrant, peaceful addition to freshwater tanks. Known for its striking yellow and red colors, it is well-suited for community tanks. They are active swimmers and thrive in groups. Maintaining stable water conditions is key to their health.

โ†’ Full Lemon Tetra care guide

X Ray Tetra โ€” Pristella maxillaris

Lemon Tetra and X Ray Tetra compatibility โ€” X Ray Tetra

The Pristella maxillaris, also known as the X-Ray Tetra, is a popular freshwater fish known for its unique appearance and peaceful nature. They are slender and iridescent, with a clear, almost x-ray-like body. They are best kept in groups of 6 or more and thrive in well-planted tanks with a moderate water flow.

โ†’ Full X Ray Tetra care guide

Frequently Asked Questions

Can Lemon Tetra live with X Ray Tetra?

Yes, in a well-planned setup. Lemon Tetra and X Ray Tetra 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 20-gallon tank is recommended to provide adequate territory and water volume for both species.

What tank size do I need for Lemon Tetra and X Ray Tetra together?

A minimum of 20 gallons is recommended for keeping Lemon Tetra and X Ray Tetra together. A larger tank improves water stability and reduces territorial conflict.

What temperature suits both Lemon Tetra and X Ray Tetra?

72โ€“82ยฐF โ€” inside Lemon Tetra's 68โ€“82ยฐF and X Ray Tetra's 72โ€“82ยฐF.

Is a Lemon Tetra aggressive toward a X Ray Tetra?

Lemon Tetra is peaceful and X Ray Tetra is peaceful. No major aggression issues are expected between these species.

Related Compatibility Guides

Tank Size for Lemon Tetra and X Ray Tetra

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

ScenarioTankWhen it applies
Minimum viable20 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.