Can Marbled Crayfish live with Royal Pleco?
Not recommended
Why
- Marbled Crayfish hunts along the bottom and will catch the bottom-dwelling Royal Pleco, especially at night.
Side-by-side
| Marbled Crayfish | Royal Pleco | |
|---|---|---|
| Temperature | 64–77°F | 73–82°F |
| pH | 6.5–8 | 6.5–7.5 |
| Hardness (GH) | 5–20 dGH | 4–12 dGH |
| Adult size | 5" | 17" |
| Temperament | Aggressive | Peaceful |
| Min tank | 30 gal | 120 gal |
Together, plan on at least 120 gallons.
Compatible alternatives
Instead of Marbled Crayfish (to keep Royal Pleco):
- Brazos Dwarf Crayfish — 1.5", peaceful
- Cajun Dwarf Crayfish — 1.5", peaceful
- Dwarf Crayfish (CPO) — 1.75", peaceful buy at The Shrimp Farm · The Shrimp Farm live-arrival guarantee
Instead of Royal Pleco (to keep Marbled Crayfish):
- Oscar — 16", aggressive
- Kissing Gourami — 12", semi-aggressive
- Giant Gourami — 24", semi-aggressive
Design the whole tank, not just the stocking
Skapelab plans a complete, buildable planted aquarium around your fish — a hand-illustrated layout, the exact plants and hardscape, a placement map, and a full equipment and shopping list. Free.
Design a tank with Marbled Crayfish, Royal Pleco →Everything compatible with Marbled Crayfish · …with Royal Pleco