Euphyllia sp. - This is Royal Palau Torch coral is farmed in Palau. These corals are prized for their purple coloration which is most vibrant under actinic aquarium lighting typically used in home aquariums.
Torch corals need moderate lighting and moderate water flow. It's necessary to maintain stable alkalinity, calcium, magnesium, and trace elements. Be sure to acclimate new coral to bright lighting slowly and carefully.