Compatibility Overview
Cherry Barb and Goldfish are generally not recommended to be housed together. The issues listed above — whether water parameter incompatibility, predation risk, or aggression — create conditions where one or both fish are likely to suffer harm or chronic stress.
| Factor | Cherry Barb | Goldfish | Verdict |
|---|---|---|---|
| Temperature | 73–81°F | 50–74°F | ⚠️ 73–74°F (narrow) |
| pH Range | 6.0–8.0 | 6.5–8.0 | ✅ 6.5–8.0 |
| Temperament | peaceful | peaceful | ✅ Compatible |
| Adult Size | 2 in | 12 in | ❌ 6× difference |
| Min. Group | 6+ | 1+ | See below |
| Min. Tank Size | 100 gallons (for both species) | — | |
✅ Compatibility Positives
❌ Incompatibility Reasons
Species Profiles
Cherry Barb — Puntius titteya
Unlike most barbs, cherry barbs are peaceful schooling fish safe with bettas and nano species. Males turn vivid red when in breeding condition.
Goldfish — Carassius auratus
Classic pond and aquarium fish that prefer cool water. Heavy waste producers that require robust filtration. Will eat small fish and shrimp.
Frequently Asked Questions
Can Cherry Barb live with Goldfish?
Generally not recommended. Cherry Barb and Goldfish are generally not recommended to be housed together. The issues listed above — whether water parameter incompatibility, predation risk, or aggression — create conditions where one or both fish are likely to suffer harm or chronic stress.
What tank size do I need for Cherry Barb and Goldfish together?
A minimum of 100 gallons is recommended for keeping Cherry Barb and Goldfish together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Cherry Barb and Goldfish?
73–74°F (narrow)
Is a Cherry Barb aggressive toward a Goldfish?
Cherry Barb is peaceful and Goldfish is peaceful. Cherry Barb requires tropical water; Goldfish requires cold water. These environments are incompatible.