Can Emerald Crab Live With Four Stripe Damselfish?
Emerald Crab and Four Stripe Damselfish are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 74–82°F.
pH
✓ Compatible
Good pH overlap at 8.0–8.4.
Size
✓ Compatible
Compatible sizes (2" and 3").
Temperament
✗ Not Compatible
Emerald Crab (peaceful) is not compatible with Four Stripe Damselfish (aggressive). Aggression or stress is very likely.
Swim Level
✓ Compatible
Fish occupy different water levels (Emerald Crab: bottom, Four Stripe Damselfish: middle), reducing conflict.
Tank Requirements
Minimum tank size for this combination: 20 gallons
| Parameter | Emerald Crab | Four Stripe Damselfish |
|---|---|---|
| Temperature | 74–82°F | 74–82°F |
| pH | 8–8.4 | 8–8.4 |
| Max Size | 2" | 3" |
| Temperament | Peaceful | Aggressive |
| Swim Level | Bottom | Middle |
| Min Tank | 10 gal | 20 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.