Emperor Tetra

Nematobrycon palmeri

An elegant tetra with a violet sheen and blue-eyed males that hold loose territories.

Water

Freshwater

Temperature

73–81°F

pH

5–7.5

Hardness

2–15 dGH

Max size

2 in

Min tank

20 gal

Temperament

Peaceful

Social

Schooling (6+)

Swim level

Mid

Diet

Omnivore

Care level

Beginner

Lifespan

5-6 years

Breeding

Egg-scatterer

Suitability

Common

Origin

South America (Colombia)

Hardy and undemanding for such a striking fish. Males develop extended fin rays and a metallic glow; keeping several females tempers their display. Does best in a planted tank with a group of six or more.