Can Koi Angelfish live with Blue Lobster Crayfish?
Caution — with care
Why
- Blue Lobster Crayfish can grab Koi Angelfish while it sleeps — only fast mid/top-water fish are reasonably safe.
Sweet spot: both do well at 78–82°F and pH 6.5–7.5 — aim there.
Side-by-side
| Koi Angelfish | Blue Lobster Crayfish | |
|---|---|---|
| Temperature | 78–84°F | 65–82°F |
| pH | 6–7.5 | 6.5–8 |
| Hardness (GH) | 3–12 dGH | 5–20 dGH |
| Adult size | 6" | 5" |
| Temperament | Peaceful | Aggressive |
| Min tank | 30 gal | 30 gal |
Together, plan on at least 30 gallons.
How to make it work
- Only combine with fast, mid/top-water fish and give the tankmates plenty of escape routes.
Design the whole tank, not just the stocking
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Design a tank with Koi Angelfish, Blue Lobster Crayfish →Everything compatible with Koi Angelfish · …with Blue Lobster Crayfish