This is a great coral for the beginning hobbyist. The hammer coral can be pink with white tips or a delicate green shade with pale tips.The large polyps are phaceloid (coralites that are of uniform height and are adjoined at the base) and extend in the daytime.Closely related to the anchor, frogspawn, torch and fine grape coral. The distinctions between the speices is unclear and the skeletons are often the same.Provide medium lighting and moderate water flow. This coral may be placed in the sand or lower on the reef.Keep this coral at least 4 inches from other corals to prevent any stinging behavior to other corals.Primarily photosynthetic, this coral should have marine snow or zooplankton in the water column, brine shrimp may be given occasionally.