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Fishmedium
Red Arc Pencilfish
Nannostomus rubrocaudatus
Lebiasinidae
📍 Peru
A gorgeous pencilfish with a deep crimson-red lower body and jet-black upper half. One of the most colourful species in the genus. Peaceful and perfect for blackwater or soft-water planted nano tanks.
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Quick Facts
- diet
- Micro omnivore – micro pellets, baby brine shrimp, daphnia
- lifespan
- 3–5 years
- max size
- 3 cm (1.2 in)
- tank size
- 10 gallons minimum
- school size
- 8+
- temperament
- Peaceful, schooling
Water it likes
- ph
- 4.5–6.5
- ammonia
- 0 ppm
- nitrate
- <10 ppm
- hardness
- 1–5 dGH
- temperature
- 75–82°F (24–28°C)
Stats
Community tips0
Kept by0 hobbyists