Can Cajun Dwarf Crayfish live with Common Pleco?
Caution — with care
Why
- Cajun Dwarf Crayfish hunts along the bottom and will catch the bottom-dwelling Common Pleco, especially at night.
Sweet spot: both do well at 72–75°F and pH 6.5–8 — aim there.
Side-by-side
| Cajun Dwarf Crayfish | Common Pleco | |
|---|---|---|
| Temperature | 65–75°F | 72–82°F |
| pH | 6.5–8 | 6–8 |
| Hardness (GH) | 5–15 dGH | 5–20 dGH |
| Adult size | 1.5" | 24" |
| Temperament | Peaceful | Peaceful |
| Min tank | 10 gal | 150 gal |
Together, plan on at least 150 gallons.
How to make it work
- Only combine with fast, mid/top-water fish and give the tankmates plenty of escape routes.
Sort it with: GH remineraliser → Aquarium Co-Op
Where to buy
- Cajun Dwarf Crayfish: buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Common Pleco: buy at Flip Aquatics · Flip Aquatics 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.
Build a full tank around this stocking →Everything compatible with Cajun Dwarf Crayfish · …with Common Pleco