Heteractis (formerly Radianthus)

This has a large number of tentacles, which are quite long (up to 10 cm) and somewhat rigid. Species of this genus can achieve a diameter of several dozen centimeters, and they are appreciated by several species of clownfish. Diameter: 30-40 cm.

• Starfish
• Plerogyra (Caryophylliidae)
• Lysmata amboinensis
• Gorgonians
• Cypraea