831 species

Porites lobata

Dana, 1846


Link, 1807

Characters: Colonies are usually hemispherical or helmet-shaped and may be over 4 metres across. They commonly form ‘micro-atolls’ in intertidal habitats. The surface is usually smooth.

Colour: Usually cream or pale brown but may be bright blue, purple or green in shallow water.

Similar Species: Porites solida. See also P. australiensis, which is distinguished by having taller pali, especially on the lateral pairs of septa.

Habitat: Frequently a dominant species of back reef margins, lagoons and some fringing reefs.

Abundance: Probably the most common Porites.

Taxonomic Note: A species complex.

COTW History since Veron (2000a)
  • Family: All families are currently under review
  • Genus/species: No change