Can Blue Lobster Crayfish live with Blue Phantom Pleco?
Not recommended
Why
- Blue Lobster Crayfish hunts along the bottom and will catch the bottom-dwelling Blue Phantom Pleco, especially at night.
- Only a narrow water hardness overlap — keep both around 5.5–7 dGH.
Side-by-side
| Blue Lobster Crayfish | Blue Phantom Pleco | |
|---|---|---|
| Temperature | 65–82°F | 75–82°F |
| pH | 6.5–8 | 6.5–7.6 |
| Hardness (GH) | 5–20 dGH | 5.5–7 dGH |
| Adult size | 5" | 7" |
| Temperament | Aggressive | Peaceful |
| Min tank | 30 gal | 55 gal |
Together, plan on at least 55 gallons.
Compatible alternatives
Instead of Blue Lobster Crayfish (to keep Blue Phantom 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 Blue Phantom Pleco (to keep Blue Lobster Crayfish):
- Altum Angelfish — 7", peaceful
- Angelfish — 6", peaceful
- Gold Gourami — 6", semi-aggressive
Design the whole tank, not just the stocking
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Design a tank with Blue Lobster Crayfish, Blue Phantom Pleco →Everything compatible with Blue Lobster Crayfish · …with Blue Phantom Pleco