🐠 Fish Compatibility Guide

Can Kuhli Loach Live With Neon Tetra?

✅ Compatible — Compatibility Score: 100/100
100/100 — Compatible

Compatibility Overview

Kuhli Loach and Neon Tetra can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.

FactorKuhli LoachNeon TetraVerdict
Temperature73–82°F72–80°F✅ 73–80°F
pH Range5.5–7.06.0–7.5✅ 6.0–7.0
Temperamentpeacefulpeaceful✅ Compatible
Adult Size3.5 in1.5 in⚠️ 2.3× difference
Min. Group3+6+See below
Min. Tank Size55 gallons (for both species)

✅ Compatibility Positives

Good temperature overlap: both species thrive at 73–80°F.
pH ranges are compatible: workable range is 6.0–7.0.
Both species are peaceful — low aggression risk.
Similar size range (3.5 in vs 1.5 in) — no significant predation risk.
Both species are schooling fish — keep Kuhli Loach in groups of 3+ and Neon Tetra in groups of 6+.

⚠️ Caution Points

No major compatibility issues identified for this pair.

Species Profiles

Kuhli Loach — Pangio kuhlii

Eel-like bottom dwellers that are peaceful with all non-aggressive fish. Nocturnal and reclusive; need caves and soft substrate.

→ Full Kuhli Loach care guide

Neon Tetra — Paracheirodon innesi

Iconic schooling fish with vivid electric-blue and red stripes. Hardy in captivity; suitable for most peaceful community setups.

→ Full Neon Tetra care guide

Frequently Asked Questions

Can Kuhli Loach live with Neon Tetra?

Yes, in a well-planned setup. Kuhli Loach and Neon Tetra can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.

What tank size do I need for Kuhli Loach and Neon Tetra together?

A minimum of 55 gallons is recommended for keeping Kuhli Loach and Neon Tetra together. A larger tank improves water stability and reduces territorial conflict.

What temperature suits both Kuhli Loach and Neon Tetra?

73–80°F

Is a Kuhli Loach aggressive toward a Neon Tetra?

Kuhli Loach is peaceful and Neon Tetra is peaceful. No major aggression issues are expected between these species.