Three-lined Pencilfish

Nannostomus trifasciatus

A slender, peaceful pencilfish striped in gold, red, and black.

Water

Freshwater

Temperature

73–82°F

pH

4.5–7

Hardness

1–10 dGH

Max size

2 in

Min tank

15 gal

Temperament

Peaceful

Social

Schooling (6+)

Swim level

Mid-top

Diet

Omnivore

Care level

Intermediate

Lifespan

3-5 years

Breeding

Egg-scatterer

Suitability

Common

Origin

South America (Amazon)

A delicate surface-to-mid swimmer that prefers soft, acidic water and gentle tankmates. Keep a group in a quiet planted tank with floating cover. Feeds on small foods.