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Porites evermanni

Vaughan, 1907

Colonies are massive with a tendency to form columns. Tentacles are usually extended during the day.

Colour: Usually mustard, sometimes brown.

Habitat: Shallow protected reef environments, especially lagoons.

Abundance: Usually uncommon.

Similar species: Porites columnaris

Taxonomic note: Taxonomic note: There are unresolved taxonomic issues between Hawaiian and central Indo-Pacific occurrences of this species. Source reference: Veron (2000). Taxonomic reference: Vaughan?s original description/specimens. Additional identification guides: Maragos (1977), Nishihira and Veron (1995).

Map displaying probable distribution of species. Points indicate recorded sightings from OBIS.
Porites evermanni.  Scott Reef, western Australia.  The columnar growth-form is typical of the species.  Charlie Veron.

Porites evermanni.Scott Reef, western Australia.The columnar growth-form is typical of the species.Charlie Veron.

Porites evermanni.  Maldive Islands, Indian Ocean.  Tops of columns.  Neville Coleman.

Porites evermanni.Maldive Islands, Indian Ocean.Tops of columns.Neville Coleman.

Porites evermanni.  Papua New Guinea.  Detail of a colony with polyps extended during the day. This species is relatively easily recognised during the day.  Charlie Veron.

Porites evermanni.Papua New Guinea.Detail of a colony with polyps extended during the day. This species is relatively easily recognised during the day.Charlie Veron.

Porites evermanni. Diagram showing corallite characters.   .

Porites evermanni.Diagram showing corallite characters. .

Porites evermanni.  Great Barrier Reef, Australia.  Showing corallites.

Porites evermanni.Great Barrier Reef, Australia.Showing corallites.

Porites evermanni.  Ryukyu Islands, Japan.  Showing a massive colony.

Porites evermanni.Ryukyu Islands, Japan.Showing a massive colony.

Porites evermanni.  Ryukyu Islands, Japan.  Showing colony surface.

Porites evermanni.Ryukyu Islands, Japan.Showing colony surface.