831 species

Hydnophora rigida

(Dana, 1846)

Hydnophora

Fischer de Waldheim, 1807

Characters: Colonies are composed of irregular, usually flattened branches with or without encrusting bases. Monticules are usually fused into ridges down branch sides. Main branches are 7-12 millimetres thick.

Colour: Cream or green.

Similar Species: None other than Hydnophora grandis sensu Veron (2000a) which will be illustrated in a later version of the website.

Habitat: Shallow reef environments, especially lagoons and protected reef slopes.

Abundance: Sometimes common and may form extensive single species stands.

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