Can Bristlenose Pleco Live With Peacock Cichlid?
Bristlenose Pleco and Peacock Cichlid are compatible. Temperature overlap 76–81°F.
Conditions: Minimum 55 gallon tank.
Parameter Comparison
| Parameter | Bristlenose Pleco | Peacock Cichlid | Overlap |
|---|---|---|---|
| Temperature | 73–81°F | 76–82°F | 76–81°F ✓ |
| pH Range | 6.5–7.5 | 7.8–8.6 | No overlap ✗ |
| Temperament | peaceful | semi-aggressive | Monitor ⚠ |
| Max Size | 5" | 6" | Similar ✓ |
| Min Tank Size | 20 gal | 55 gal | 55 gal minimum together |
| Diet | Omnivore | Omnivore | — |
| Care Level | beginner | intermediate | — |
Tank Requirements for Bristlenose Pleco + Peacock Cichlid
To keep Bristlenose Pleco and Peacock Cichlid together, you need at minimum a 55 gallon tank. Provide adequate filtration, stable temperature with a heater, and hiding spots to reduce stress.
Species Profiles
Bristlenose Pleco
Ancistrus spp.
The Bristlenose Pleco is the most popular pleco species for home aquariums, and for good reason — they stay small (4–5 inches vs 12–24 inches for common plecos), are excellent algae eaters, and are hardy and easy to care for. Males develop distinctive bristle-like growths on their nose, which is how they get their name.
Full care guide →Peacock Cichlid
Aulonocara spp.
The Peacock Cichlid (Aulonocara spp.) is a intermediate-level freshwater fish growing to 6 inches. Semi-aggressive temperament, minimum 55 gallon tank.
Full care guide →