Stichodactyla

In its natural habitat a species of the Stichodactyla reaches lengths of 1 m. The tentacles are arranged in dense ranks, particularly round the edge of the anemone. Diameter: 20-50 cm.

• Sea urchins
• Palaemonidae
• Sarcophyton (Alcyoniidae)
• Gorgonians
• Goniopora (Poritidae)