Compatibility Overview
Chili Rasbora and Platy can potentially coexist, but the combination requires careful attention. Some combination of water parameter differences, size mismatch, or temperament issues make this pair challenging. A larger tank (minimum 55 gallons), dense planting, and close monitoring are essential.
| Factor | Chili Rasbora | Platy | Verdict |
|---|---|---|---|
| Temperature | 68–82°F | 65–80°F | ✅ 68–80°F |
| pH Range | 4.0–7.0 | 7.0–8.5 | ⚠️ 7.0–7.0 (narrow) |
| Temperament | peaceful | peaceful | ✅ Compatible |
| Adult Size | 0.8 in | 2.5 in | ⚠️ 3.1× difference |
| Min. Group | 8+ | 3+ | See below |
| Min. Tank Size | 55 gallons (for both species) | — | |
✅ Compatibility Positives
⚠️ Caution Points
Species Profiles
Chili Rasbora — Boraras brigittae
Vivid red nano fish from Borneo blackwater habitats. Extremely small — only safe with fish too small to swallow them.
→ Full Chili Rasbora care guide
Platy — Xiphophorus maculatus
Hardy livebearers that are among the easiest fish to keep. Peaceful with virtually all community species. Prolific breeders.
Frequently Asked Questions
Can Chili Rasbora live with Platy?
With significant caution and a larger tank. Chili Rasbora and Platy can potentially coexist, but the combination requires careful attention. Some combination of water parameter differences, size mismatch, or temperament issues make this pair challenging. A larger tank (minimum 55 gallons), dense planting, and close monitoring are essential.
What tank size do I need for Chili Rasbora and Platy together?
A minimum of 55 gallons is recommended for keeping Chili Rasbora and Platy together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Chili Rasbora and Platy?
68–80°F
Is a Chili Rasbora aggressive toward a Platy?
Chili Rasbora is peaceful and Platy is peaceful. pH ranges barely or do not overlap: Chili Rasbora prefers 4.0–7.0; Platy prefers 7.0–8.5.