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Related FAQs: Agariciids, SPS Corals, Stony/True Coral, Coral System Set-Up, Coral System Lighting, Stony Coral Identification, Stony Coral Selection, Coral PlacementFoods/Feeding/Nutrition, Disease/Health, Propagation, Growing Reef CoralsStony Coral Behavior, Stony Coral Behavior, SPS Identification, SPS Behavior, SPS Compatibility, SPS Selection, SPS Systems, SPS Feeding, SPS Disease, SPS Reproduction,

Related Articles: True or Stony Corals, Order Scleractinia, Dyed Corals,

/The Best Livestock For Your Reef Aquarium:

 Cactus, Elephant Skin, Plate, Lettuce Corals of the Family Agariciidae, pt. 5

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Bob Fenner  

Genus Pavona Lamarck 1801. Variable colony structure (massive to frond-like, the latter bifacial). Have small corallites that lack defined walls, interconnected by exsert septo-costae creating distinctive patterns. Easily asexually fragmented and collected as pieces of colonies. 

Pavona bipartita Nemenzo 1980. Submassive or encrusting colonies, with corallites with alternating septo-costae orders, ridge between them. Red Sea photo.

Pavona cactus (Forsskal 1775). Cactus Coral. This, twisted two-sided upright fronds. Corallites very small, arranged in irregular rows. Aquarium images and one in Gili, Lombok, Indo.

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Pavona clavus, Mabul, Malaysia
Pavona danai Milne Edwards & Haime 1860. Short stunted growth, vertically oriented in irregular patterns. Red Sea upper Gulf of Eilat.

Pavona explanulata, Nuka Hiva, Marquesas, Fr. Polynesia.
Pavona decussata (Dana 1846). Thick, interconnected upright plates that tend to flare out on upper margins. Individual polyps in small depressions, along irregular parallel lines. Indo-West Pacific; Red Sea to Australia.  Close-up in Cebu, Philippines, and larger patch in N. Sulawesi.
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Pavona duerdeni Vaughan 1907. Massive colonies (up to 10 feet tall) of irregular appearance (sometimes huge).  Red Sea and Hawai'i images. Found in areas of moderate current, wave movement Named in honor of Cnidarian scientist J. E. Duerden (1865-1937).

Pavona explanulata (Lamarck 1816). Colonies generally encrusting, maybe massive. Well-spaced corallites have pillar-like columellae, smooth alternating septo-costae. Nuka Hiva, Marquesas, Polynesia pic. Found from Red Sea, East Africa to the Tuamotus, tropical east Pacific. 

Pavona gigantea. Giant Coral. Grey polyps with short tentacles. Arising, blunt colonies (columnar) to eight feet in diameter. Cabo pic by Di 2016.

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Pavona varians Verrill 1864. Colonies encrusting to laminar, showing short, irregular valleys.  Hawai'i images.

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Bibliography/Further Reading:

Coral Search

Borneman, Eric H. 2001. Aquarium Corals; Selection, Husbandry and Natural History. Microcosm-TFH NJ, USA. 464 pp.

Fossa, Svein A. & Alf Jacob Nilsen. 1998 (1st ed.). The Modern Coral Reef Aquarium, v.2 (Cnidarians). Bergit Schmettkamp Verlag, Borhheim, Germany. 479pp.

Hoover, John. 1998. Hawai'i's Sea Creatures. A Guide to Hawai'i's Marine Invertebrates. Mutual Publishing, Honolulu HI. 366pp. 

Humann, Paul. 1993. Reef Coral Identification; Florida, Caribbean, Bahamas. New World Publications, Inc. Jacksonville, FL.  239pp.

Veron, J.E.N. 1986. Corals of Australia and the Indo-Pacific. U. of HI press, Honolulu. 644 pp. 

Veron, J.E.N. 2000. Corals of the World. Australian Institute of Marine Science. Queensland, Australia. three volumes. 

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