Harrison's Pencilfish (Nannostomus harrisoni)

Fish in the family Lebiasinidae. Moderate care. Freshwater.

Harrison's Pencilfish

Quick facts

Scientific nameNannostomus harrisoni
FamilyLebiasinidae
Also known asLong-Nosed Pencilfish, Harrisoni Pencil
Care levelModerate
Reef safetyFreshwater
TemperamentPeaceful
Dietomnivore
Adult size2.4 in
Minimum tank size15 gallons
Water parametersTemp 74-82°F, pH 5.0-7.0, GH 1-10 dGH

Appearance

Slim-bodied pencilfish with a dark midline stripe, a pointed snout, and a reddish glow on the lower fins.

Difficulty and care for the Harrison's Pencilfish

Moderate

Origin and habitat

South America (coastal Guianas, lower Amazon)

Keeper notes

Peaceful; holds a slightly head-up posture like several pencilfish.

Log Harrison's Pencilfish in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Harrison's Pencilfish alongside everything else in your reef.