Coral:
Lesser knob coral
Cyphastrea chalcidicum
Marine
Care levelBeginner, intermediate
Will it fit your tank?
Compare it with your tank's species, size, water tests and country.
Water
Temperature24–27 °C
5 °C35 °C
Salinity30.5–33.1 ppt
0 ppt40 ppt
- Comfortable
- Acceptable, less ideal
- Tolerated, not comfortable
Character and care
- Where to placeLow in the tank
- Water flowModerate
Legal rules
The least the law allows, by country: the water and space above are what the species needs. A tank is checked against its own country's rules.
International trade (CITES)
1 rule
- Trade restricted
Austria
3 rules
- Nitrite: up to 0.05 mg/L NO₂
- Nitrate: up to 5 mg/L NO₃
- Carbonate hardness: 7–14 dKH
Note from the rules
With invertebrates that carry zooxanthellae, light of high quantity and quality is required, for example 10,000 lux at the corals and a colour temperature of 5000 K or more.