Compatibility brief
Can Brown / hockey-stick pencilfish live with Neon Tetra?
Caution. Check the issues below before buying.
Compatibility score
Profile confidence: medium
How we decideFishori checks adult size and predation risk, behaviour, water requirements and tank needs before giving a verdict.
100L
Combined minimum footprint reference for these two species: about 100L (larger active fish often want more length).
Assessment details
Compatible temperaments
Both Brown / hockey-stick pencilfish and Neon Tetra share a peaceful temperament.
Narrow temperature overlap
Top issueBrown / hockey-stick pencilfish and Neon Tetra have only a narrow shared temperature range. Maintaining stable water temperature will be important.
“Brown / hockey-stick pencilfish and Neon Tetra have only a…”
Narrow temperature overlap
Next steps
Concrete changes, not "research more" filler.
- •Brown / hockey-stick pencilfish should be kept in a group of at least 6 for best health and behaviour.
- •Neon Tetra should be kept in a group of at least 6 for best health and behaviour.
- Seriously Fish. Nannostomus eques
Primary: aquarium size, water chemistry, behaviour, and compatibility (URL verified in upgrade script; recheck if site content changes).
- FishBase. Nannostomus eques
Secondary: taxonomy, distribution, and maximum length in nature; cross-check with aquarium import lines and measured tank parameters.
- Wikipedia. Nannostomus eques
Secondary: general species context; verify all husbandry numbers against a dedicated aquarium care sheet and your test kit, not a single table row.
- Seriously Fish. Paracheirodon innesi
Supports: aquarium size, water chemistry, temperament and compatibility (primary care reference).
- FishBase. Paracheirodon innesi
Supports: taxonomy and wild maximum size — translate to tank stocking, not a target number.
- Wikipedia. Paracheirodon innesi
Supports: general species background and common-name orientation only.
Try this next
Build the full stocking list with Brown / hockey-stick pencilfish + Neon Tetra
Plan further
Check each species’ mates list, size the glass, then verify the full stock in the builder. Methodology explains how verdicts are produced.
Individual fish vary in personality. Fishori uses conservative hobby rules. Observe any new introduction closely, feed thoughtfully, and keep a quarantine or backup plan. This is not veterinary advice.
Profile data confidence: high. Checked against several solid care sources that mostly agree.