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Oculina diffusa

(Lamarck, 1816)

Colonies are compact or prostrate clumps of short, thin, highly fused, branches. Corallites are up to 5 millimetres diameter and have neat round exsert walls. Long and short septa only slightly alternate. Costae form fine striae over the coenosteum surface.

Colour: Tan with dark calices. Azooxanthellate colonies are white.

Habitat: Shallow reef environments.

Abundance: Rare.

Similar species: Oculina varicosa

Taxonomic note: Source reference: Veron (2000). Taxonomic reference: Zlatarski and Estalella (1982). Additional identification guides: Colin (1978), Humann (1993).

Map displaying probable distribution of species. Points indicate recorded sightings from OBIS.
Oculina diffusa.  South-eastern USA.  A prostrate colony.  Paul Humann.

Oculina diffusa.South-eastern USA.A prostrate colony.Paul Humann.

Oculina diffusa.  South-eastern USA.  A compact colony.  Paul Humann.

Oculina diffusa.South-eastern USA.A compact colony.Paul Humann.

Oculina diffusa.  South-eastern USA.  An azooxanthellate colony.  Paul Humann.

Oculina diffusa.South-eastern USA.An azooxanthellate colony.Paul Humann.

Oculina diffusa.  Caribbean.  Showing colony shape.

Oculina diffusa.Caribbean.Showing colony shape.

Oculina diffusa.  Caribbean.  Showing branches.

Oculina diffusa.Caribbean.Showing branches.