Diptail Pencilfish
Nannostomus marginatus — Tiny pencilfish with bold red-black-white stripes. One of the smallest pencilfish. Great for nano blackwater planted tanks. May be outcompeted for food by larger fish.
Care at a glance
| Scientific name | Nannostomus marginatus |
|---|---|
| Type | schooling |
| Adult size | 1.4" |
| Minimum tank | 15 gal |
| Group size | 8+ |
| Temperament | peaceful |
| Temperature | 75-82°F |
| pH | 5.0-7.5 |
| GH | 1-6 |
| Diet | omnivore |
| Swimming zone | middle |
| Care level | easy |
| Plant-safe | Yes |