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Acanthastrea hillae

Wells, 1955

Colonies are cerioid and usually small but sometimes over 1.5 metres across. Corallites have irregular shapes and sometimes form short valleys with several centres. Colonies have moderately fleshy tissue over the skeleton.

Colour: Red, cream and brown, with walls and oral discs of contrasting colours; sometimes mottled.

Habitat: Shallow reef environments.

Abundance: Common only in high latitude locations.

Similar species: Acanthastrea ishigakiensis , Acanthastrea maxima

Taxonomic note: Source reference: Veron (2000). Taxonomic references: Chevalier (1975), Veron and Pichon (1980). Additional identification guides: Veron (1986), Nishihira and Veron (1995).

Map displaying probable distribution of species. Points indicate recorded sightings from OBIS.
Acanthastrea hillae.  Norfolk Island, Coral Sea.  A large massive colony.  Charlie Veron.

Acanthastrea hillae.Norfolk Island, Coral Sea.A large massive colony.Charlie Veron.

Acanthastrea hillae.  Norfolk Island, Coral Sea.  Colony surface.  Charlie Veron.

Acanthastrea hillae.Norfolk Island, Coral Sea.Colony surface.Charlie Veron.

Acanthastrea hillae.  Norfolk Island, Coral Sea.  Variation in corallite structure and colour.  Charlie Veron.

Acanthastrea hillae.Norfolk Island, Coral Sea.Variation in corallite structure and colour.Charlie Veron.

Acanthastrea hillae.  Norfolk Island, Coral Sea.  Variation in corallite structure and colour.  Charlie Veron.

Acanthastrea hillae.Norfolk Island, Coral Sea.Variation in corallite structure and colour.Charlie Veron.

Acanthastrea hillae.  Great Barrier Reef, Australia.  Variation in corallite structure and colour.  Charlie Veron.

Acanthastrea hillae.Great Barrier Reef, Australia.Variation in corallite structure and colour.Charlie Veron.

Acanthastrea hillae.  Lord Howe Island, south-eastern Australia.  Showing corallites.

Acanthastrea hillae.Lord Howe Island, south-eastern Australia.Showing corallites.

Acanthastrea hillae.  Lord Howe Island, south-eastern Australia.  Showing corallites.

Acanthastrea hillae.Lord Howe Island, south-eastern Australia.Showing corallites.

Acanthastrea hillae.  Lord Howe Island, south-eastern Australia.  Showing characteristic corallite structure.

Acanthastrea hillae.Lord Howe Island, south-eastern Australia.Showing characteristic corallite structure.

Acanthastrea hillae.  Great Barrier Reef, Australia.  Showing corallites.

Acanthastrea hillae.Great Barrier Reef, Australia.Showing corallites.

Acanthastrea hillae.  Great Barrier Reef, Australia.  Showing corallites.

Acanthastrea hillae.Great Barrier Reef, Australia.Showing corallites.