Purple Pencilfish
Nannostomus rubrocaudatus — Vivid red-purple pencilfish; blackwater specialist, one of the most striking pencilfish.
Care at a glance
| Scientific name | Nannostomus rubrocaudatus |
|---|---|
| Type | schooling |
| Adult size | 1.25" |
| Minimum tank | 10 gal |
| Group size | 6+ |
| Temperament | peaceful |
| Temperature | 75-82°F |
| pH | 4.5-6.5 |
| GH | 1-6 |
| Diet | Tiny micro foods, baby brine |
| Swimming zone | middle |
| Care level | moderate |
| Plant-safe | Yes |