Can Hengel's Rasbora live with Dwarf Crayfish (CPO)?
Light caution
Why
- Dwarf Crayfish (CPO) can grab Hengel's Rasbora while it sleeps — only fast mid/top-water fish are reasonably safe.
Sweet spot: both do well at 73–79°F and pH 7–7.5 — aim there.
Side-by-side
| Hengel's Rasbora | Dwarf Crayfish (CPO) | |
|---|---|---|
| Temperature | 73–82°F | 65–79°F |
| pH | 5.5–7.5 | 7–8 |
| Hardness (GH) | 6–10 dGH | 6–15 dGH |
| Adult size | 1.2" | 1.75" |
| Temperament | Peaceful | Peaceful |
| Min tank | 15 gal | 10 gal |
Together, plan on at least 15 gallons.
How to make it work
- Only combine with fast, mid/top-water fish and give the tankmates plenty of escape routes.
Where to buy
- Dwarf Crayfish (CPO): buy at The Shrimp Farm · The Shrimp Farm live-arrival guarantee
Live-animal shipping: add a heat pack below 50°F, expect weather holds above 90°F, and schedule delivery for a moderate week when someone can receive it promptly.
Design the whole tank, not just the stocking
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Design a tank with Hengel's Rasbora, Dwarf Crayfish (CPO) →Everything compatible with Hengel's Rasbora · …with Dwarf Crayfish (CPO)