Blue chromis
Chromis cyanea
FishMarine
The blue chromis grows up to 12 cm. Its body is bright blue with a darker shade on the back. The fins are blue. It is a peaceful and active fish that swims in schools. It is less territorial than other damselfish. In aquariums, it is hardy and easy to keep. It reproduces by laying eggs on a substrate.
Recommended parameters
| Parameter | Recommended range |
|---|---|
| Temperature | 24–28 |
| pH | 8.1–8.4 |
| GH | 8–12 |
| KH | 8–12 |
| Salinity | 1.02–1.025 |
| NO₃ | ≤ 20 |
| PO₄ | ≤ 0.1 |
Care
Difficulty1/5
Dietomnivore
Min. tank200 L
Min. group5
Adult size12 cm
Lifespan5 ans
Temperamentpeaceful
Care notes
Temperature 24-28°C, pH 8.1-8.4, salinity 1.020-1.025. Minimum tank size 200 liters for a school. Omnivorous: plankton, brine shrimp, mysis. Compatible with all peaceful fish. Keep in groups of at least 5. Avoid aggressive fish. Captive breeding possible.