๐Ÿ  Fish Compatibility Guide

Can Flame Angelfish and Serpae Tetra 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

Flame Angelfish and Serpae Tetra Compatibility Overview

Flame Angelfish and Serpae Tetra 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: Flame Angelfish wants 8.1โ€“8.4 and Serpae Tetra wants 5.0โ€“7.5. Review the behavior and water details before deciding whether to attempt the pairing.

Compatibility factors for Flame Angelfish and Serpae Tetra
FactorFlame AngelfishSerpae TetraVerdict
Temperature72โ€“82ยฐF68โ€“82ยฐFโœ… 72โ€“82ยฐF
pH Range8.1โ€“8.45.0โ€“7.5โŒ No overlap
Temperamentsemisemiโš ๏ธ Monitor
Adult Size4.0 in1.6 inโš ๏ธ 2.5ร— difference
Min. Group1+10+See below
Min. Tank Size75 gallons (for both species)โ€”

Compatibility Positives

A stable shared temperature range is available.

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: Flame Angelfish wants 8.1โ€“8.4 and Serpae Tetra wants 5.0โ€“7.5.
Both are semi, so give them a larger, well-planted tank and watch how they settle in.

Species Profiles

Flame Angelfish โ€” Centropyge loricula

Flame Angelfish and Serpae Tetra compatibility โ€” Flame Angelfish

The Flame Angelfish is a popular choice for saltwater aquariums due to its vibrant coloration and peaceful nature. It requires a spacious tank with plenty of swimming space and a stable water environment. With proper care, it can thrive in a community tank with compatible species.

โ†’ Full Flame Angelfish care guide

Serpae Tetra โ€” Hyphessobrycon eques

Flame Angelfish 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 Flame Angelfish live with Serpae Tetra?

Generally not recommended. Flame Angelfish and Serpae Tetra 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: Flame Angelfish wants 8.1โ€“8.4 and Serpae Tetra wants 5.0โ€“7.5. Review the behavior and water details before deciding whether to attempt the pairing.

What tank size do I need for Flame Angelfish and Serpae Tetra together?

A minimum of 75 gallons is recommended for keeping Flame Angelfish and Serpae Tetra together. A larger tank improves water stability and reduces territorial conflict.

What temperature suits both Flame Angelfish and Serpae Tetra?

72โ€“82ยฐF โ€” inside Flame Angelfish's 72โ€“82ยฐF and Serpae Tetra's 68โ€“82ยฐF.

Is a Flame Angelfish aggressive toward a Serpae Tetra?

Flame Angelfish is semi and Serpae Tetra is semi. No major aggression issues are expected between these species.

Related Compatibility Guides

Tank Size for Flame Angelfish and Serpae Tetra

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

ScenarioTankWhen it applies
Minimum viable75 galOnly for the recommended minimum groups, mature filtration, and close monitoring.
Recommended community125 galAdds territory, swimming room, and a safer buffer for behavior.
Low-conflict setup150 galBest when keeping larger schools or reducing territorial pressure.