Dwarf Pencilfish

Nannostomus marginatus

The smallest pencilfish, banded in gold, red, and black for nano tanks.

Water

Freshwater

Temperature

72–80°F

pH

5–7

Hardness

1–8 dGH

Max size

1.4 in

Min tank

10 gal

Temperament

Peaceful

Social

Schooling (6+)

Swim level

Mid

Diet

Omnivore

Care level

Intermediate

Lifespan

3-4 years

Breeding

Egg-scatterer

Suitability

Common

Origin

South America (Guianas, Amazon)

A peaceful micro fish for soft, planted aquariums. Needs small foods and the security of a group. Pairs well with chili rasboras, dwarf shrimp, and other nano species.