Clownfish, damselfish, and cardinalfish
Blue Damselfish
Chrysiptera cyanea
Photo: PilarMeca · CC BY-SA 3.0 · Wikimedia Commons
Key facts
- Temperature24–28 °C
- pH8.1–8.4
- Minimum tank100 l
- Adult size8 cm
- Difficulty★☆☆☆☆
- TemperamentAggressive
- WaterMarine
- Reef safeYes
Full profile
- Family
- Pomacentridae
- Origin
- Western Indo-Pacific
- Size
- 8 cm
- Temperature
- 24 – 28°C
- pH
- 8.1 – 8.4
- Salinity
- 1.021 – 1.025
- Difficulty
- ★☆☆☆☆
- Water type
- marine
- Swimming level
- medium – low
- Behavior
- Aggressive (very territorial toward fish that arrive later)
- Minimum number of individuals
- 1
- Minimum aquarium size
- 100 L
- Diet
- omnivore
- Reproduction
- oviparous; the male cares for the eggs
- Reef Safe
- ✅ Yes
Notes: Intense electric blue. Very hardy, but territorial: it should be one of the last fish added to the aquarium. Very difficult to catch once it has settled among the rocks.
