Flame Angelfish and Red Eye Tetra Compatibility Overview
Flame Angelfish and Red Eye 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 8.1โ8.4 and Red Eye Tetra wants 6.0โ8.0. Review the behavior and water details before deciding whether to attempt the pairing.
| Factor | Flame Angelfish | Red Eye Tetra | Verdict |
|---|---|---|---|
| Temperature | 72โ82ยฐF | 72โ79ยฐF | โ 72โ79ยฐF |
| pH Range | 8.1โ8.4 | 6.0โ8.0 | โ No overlap |
| Temperament | semi | semi | โ ๏ธ Monitor |
| Adult Size | 4.0 in | 2.8 in | โ Similar |
| Min. Group | 1+ | 6+ | See below |
| Min. Tank Size | 55 gallons (for both species) | โ | |
Compatibility Positives
Incompatibility Reasons
Species Profiles
Flame Angelfish โ Centropyge loricula
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
Red Eye Tetra โ Moenkhausia sanctaefilomenae
The Red Eye Tetra is a popular freshwater fish known for its vibrant red eyes and sleek, silver body. They are generally peaceful and can be kept in a community tank with other non-aggressive species. Their moderate activity level makes them suitable for a variety of aquarium setups. With proper care, they can live up to 5 years.
Frequently Asked Questions
Can Flame Angelfish live with Red Eye Tetra?
Generally not recommended. Flame Angelfish and Red Eye 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 8.1โ8.4 and Red Eye Tetra wants 6.0โ8.0. Review the behavior and water details before deciding whether to attempt the pairing.
What tank size do I need for Flame Angelfish and Red Eye Tetra together?
A minimum of 55 gallons is recommended for keeping Flame Angelfish and Red Eye Tetra together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Flame Angelfish and Red Eye Tetra?
72โ79ยฐF โ inside Flame Angelfish's 72โ82ยฐF and Red Eye Tetra's 72โ79ยฐF.
Is a Flame Angelfish aggressive toward a Red Eye Tetra?
Flame Angelfish is semi and Red Eye Tetra is semi. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Flame Angelfish and Red Eye Tetra
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 55 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 75 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 125 gal | Best when keeping larger schools or reducing territorial pressure. |