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Alveopora gigas

Veron, 1985

Colonies are composed of blunt-ended irregular columns. Corallites have thin, highly perforated walls of interconnected rods and spines. Polyps are up to 100 millimetres long and 20 millimetres diameter when fully extended.

Colour: Oral discs and tentacle tips are white, the rest of the polyps are brown or greenish-brown.

Habitat: Protected turbid environments.

Abundance: Common and conspicuous at the Houtman Abrolhos Islands, south-west Australia, uncommon elsewhere.

Similar species: Alveopora allingi , Alveopora catalai

Taxonomic note: Source reference: Veron (2000). Taxonomic reference: Veron (1985). Additional identification guide: Veron (1986).

Map displaying probable distribution of species. Points indicate recorded sightings from OBIS.
Alveopora gigas.  Houtman Abrolhos Islands, south-western Australia.  A large colony.  Charlie Veron.

Alveopora gigas.Houtman Abrolhos Islands, south-western Australia.A large colony.Charlie Veron.

Alveopora gigas.  Houtman Abrolhos Islands, south-western Australia.  With its long flower-like polyps, this species is one of the most beautiful of all corals.  Ed Lovell.

Alveopora gigas.Houtman Abrolhos Islands, south-western Australia.With its long flower-like polyps, this species is one of the most beautiful of all corals.Ed Lovell.

Alveopora gigas.  Houtman Abrolhos Islands, south-western Australia.  Fully extented polyps, the species shows little variation.  Charlie Veron.

Alveopora gigas.Houtman Abrolhos Islands, south-western Australia.Fully extented polyps, the species shows little variation.Charlie Veron.

Alveopora gigas.  Papua New Guinea.  Polyps in the process of retracting.  Neville Coleman.

Alveopora gigas.Papua New Guinea.Polyps in the process of retracting.Neville Coleman.

Alveopora gigas.  Great Barrier Reef, Australia.  Showing colony surface.

Alveopora gigas.Great Barrier Reef, Australia.Showing colony surface.

Alveopora gigas.  Great Barrier Reef, Australia.  Showing corallites.

Alveopora gigas.Great Barrier Reef, Australia.Showing corallites.

Alveopora gigas.  Great Barrier Reef, Australia.  Showing corallites.

Alveopora gigas.Great Barrier Reef, Australia.Showing corallites.