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Acropora orbicularis

Brook, 1892

Colonies are usually flat solid plates with well defined margins. Branchlets are short and usually conical except at the sides of colonies where they are inclined and may be only partly fused. Axial corallites are small or indistinguishable from radial corallites. Radial corallites are irregular in size, large and are not arranged in rows down the branchlets.

Colour: Uniform blue, cream or pink.

Habitat: Shallow reef environments exposed to strong wave action.

Abundance: Uncommon.

Similar species: Acropora glauca , Acropora ocellata

Taxonomic note: Source reference: Veron (2000). Taxonomic reference: Brook?s original description/specimens.

Map displaying probable distribution of species. Points indicate recorded sightings from OBIS.
Acropora orbicularis.  Papua New Guinea.  Plate with tightly compacted branchlets.  Charlie Veron.

Acropora orbicularis.Papua New Guinea.Plate with tightly compacted branchlets.Charlie Veron.

Acropora orbicularis.  Papua New Guinea.  Showing corallites.

Acropora orbicularis.Papua New Guinea.Showing corallites.

Acropora orbicularis.  Great Barrier Reef, Australia.  Showing plate formation.

Acropora orbicularis.Great Barrier Reef, Australia.Showing plate formation.

Acropora orbicularis.  Great Barrier Reef, Australia.  Showing branchlets.

Acropora orbicularis.Great Barrier Reef, Australia.Showing branchlets.

Acropora orbicularis.  Sri Lanka.  No text reqd.

Acropora orbicularis.Sri Lanka.No text reqd.