Close-up of brain coral (Platygyra Daedalea), Ras Mohammed National Park, off Sharm el Sheikh, Sinai, Egypt, Red Sea, Egypt, North Africa, Africa

Fluorescent Stoney coral, Symphyllia sp., Raja Ampat, West Papua, Indonesia

Brain coral, Cozumel Island, Caribbean Sea, Mexico, North America

Brain coral at night on Sebayur Island, Komodo Island National Park, Indonesia, Southeast Asia, Asia

Healthy corals and other invertebrates thrive on a reef in Sulawesi, Indonesia.

Detail of coral polyps growing on a healthy reef in Raja Ampat, Indonesia.

Abstract of the mouth of a Trachyphyllia coral growing in Lembeh Strait, Indonesia.

Brain coral at night on Sebayur Island, Komodo Island National Park, Indonesia, Southeast Asia, Asia

Giant Brain Coral and diver, Tobago.

Diver with giant brain coral. Tobago.

Brain coral, Rongelap, Marshall Islands, Micronesia, Pacific

Coral goby on Favites brain coral, Mahe, Seychelles, Indian Ocean

Grooved Brain Coral

Grooved Brain Coral

Graphic detail of the twists and polyps of Grooved Brain Coral (Diploria labyrinthiformis), Barrier Reef, San Pedro, Ambergris Cay Island, Belize, Central America, Caribbean

Colony of coral polyps in brain corallae (Physogyra lichtensteini), Pacific, Great Barrier Reef, UNESCO World Heritage Site, Australia, Oceania

Hemispherical Favia stone coral (Favia speciosa), on sandy bottom Red Sea, Aqaba, Kingdom of Jordan

Typical coral reef in seagrass meadow with Red Sea fire coral (Millepora dichotomata), splendour anemone (Heteractis magnifica), Red Sea Red Sea clownfish (Amphiprion bicinctus), behind it Favia Lesser Valley Coral (Favia), Red Sea, Aqaba, Kingdom of Jordan

Spotted reef in the middle of seagrass meadow, Favia stone coral (Platygyra lamellina) in front, Red Sea fire coral (Millepora dichotomata) in the back, Red Sea, Aqaba, Kingdom of Jordan

Graphic detail of the Brain Coral (Colpophyllia natans) with twists and withdrawn polyps, Barrier Reef, San Pedro, Ambergris Cay Island, Belize, Central America, Caribbean

A close look at the detail of Brain coral (Platygyra sinensis) during the day with the its polyps closed, Yap, Federated States of Micronesia

Coral Fluorescence of Brain Coral in Day Light, Micronesia, Palau

Coral Fluorescence of Brain Coral in Day Light, Micronesia, Palau