Buildups with two distinct growth stages.
Pachygyra savii & Astrocoenia kurkurensis form low diversity initial stage.
Storm layer seperates upper part with Dimorphastrea irradians, Siderastrea sp., Montastrea sp., Leptoria cf. pauca, Leptoria laxa, Astrocoenia aff decaphylla, Astrocoenia spongilla and A. kurkurensis with massive, hemispherical, encrusting and branching growth forms.
Largest extension of reefs 150x300 m.