Garnet tetra vs Flag tetra: can they live together?

Verdict: Compatible

Both are comfortable at 23–27°C (73–81°F).
A pH of 5.5–6.0 suits both.
Minimum tank for the pair: 55 L (15 US gal)

Side by side

	Garnet tetra	Flag tetra
Adult size	5 cm (2 in)	3.4 cm (1.3 in)
Minimum tank	55 L (15 US gal)	55 L (15 US gal)
Temperature	23–27°C (73–81°F)	22–28°C (72–82°F)
pH	5.0–6.0	5.5–7.5
Hardness	5–12 dGH (89–214 ppm)	5–15 dGH (89–268 ppm)
Temperament	Peaceful	Peaceful
Community tank	Excellent	Good
Care level	–	Moderate
Diet	Omnivore	Omnivore