Blue King Tetra

Inpaichthys kerri

Also known as: Royal Tetra, Purple Emperor Tetra, Kerri Tetra

A small tetra whose males shine electric blue and violet, especially over dark substrate.

Water

Freshwater

Temperature

75–82°F

pH

5.5–7.5

Hardness

2–12 dGH

Max size

1.6 in

Min tank

20 gal

Temperament

Peaceful

Social

Schooling (6+)

Swim level

Middle

Diet

Omnivore

Care level

Beginner

Lifespan

3-5 years

Breeding

Egg-scatterer

Suitability

Common

Origin

Aripuana and Guapore river basins, Brazil

Keep in a school of 6 or more with extra females, since males spar for display. Colors are best in soft, slightly acidic water with plants and dim lighting. Peaceful and a good fit for community tanks with other small fish.