Care baseline
Vivid red nano fish from Borneo blackwater habitats. Extremely small — only safe with fish too small to swallow them.
| Temperature | 68–82°F |
| pH | 4.0–7.0 |
| Adult size | 0.8 in |
| Minimum group | 8 |
All 90 pair guides, ordered by search value and practical compatibility.
Vivid red nano fish from Borneo blackwater habitats. Extremely small — only safe with fish too small to swallow them.
| Temperature | 68–82°F |
| pH | 4.0–7.0 |
| Adult size | 0.8 in |
| Minimum group | 8 |