Thin
disk coral
Turbinaria sp.*
Family Dendrophylliidae
updated Nov 2019
Where
seen? This hard coral that forms thin cup-shaped colonies
is sometimes seen on our Southern shores.
Features:
Colonies up to 15-20cm, generally a very thin plate (0.2-0.5cm) forming
a cup or inverted cone. Sometimes, the edges are slightly wavy.
Corallites tiny (less than 0.2cm) low rounded bumps with a large depression
in the centre where the polyps sit. Corallites generally spaced apart
with a smooth surface between them. Polyps tiny with few tentacles,
usually only seen at night. Colony colours seen include yellow, brown,
green and bluish, edges may be pale or in a different colour.
Turbinaria reniformis, Turbinaria mesenterina and Turbinaria
frondens may have these features. |
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Tuas, Jul 06 |
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Sisters Island, May 12 |
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Tuas, Apr 04
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*Species are difficult to positively identify without close examination.
On this website, they are grouped by external features for convenience
of display.
Thin
disk corals on Singapore shores |
Other sightings on Singapore shores |
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Tanah Merah, Jun 10 
Photo shared by Loh Kok Sheng on his
flickr. |
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St. John's Island, Aug 08
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Tuas, Aug 04
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