
Hard and Soft Corals
Pearl Bubble Coral
Physogyra lichtensteini
Photo: Petra · CC BY-SA 3.0 · Wikimedia Commons
Key facts
- Temperature24–27 °C
- pH8.1–8.4
- Adult size40 cm
- Difficulty★★☆☆☆
- WaterMarine
- Reef safeYes
Full profile
- Type
- LPS hard coral
- Family
- Plerogyridae
- Origin
- Indo-Pacific
- Size
- 15–40 cm (colony)
- Temperature
- 24 – 27°C
- pH
- 8.1 – 8.4
- Salinity
- 1.024 – 1.026
- Ca / KH / Mg
- 400–450 / 7–9 / 1250–1350
- Difficulty
- ★★☆☆☆
- Light
- low – medium
- Current
- low
- Aggressiveness
- High (tentacles that sweep at night)
- Feeding
- photosynthesis; mysis
- Reef Safe
- ✅ Yes
Notes: Related to bubble coral, with smaller, pearl-like vesicles. Prefers low light and gentle currents.





