'Century egg' sponge
Aaptos suberitoides*
Family Suberitidae
updated
Oct 2016
Where
seen? This black often oval-shaped sponge is bright yellow on the inside, reminding us of the 'Centure egg'. It is sometimes seen on our Southern shores. It is probably often overlooked.
Features: Oval or spherical, 10-15cm in diameter. Often partially buried in the sand. Surface lumpy, looks smooth but is rough to the touch. Holes tiny on low humps. Colour where exposed to sunlight is yellow-black, it is bright yellow on the inside.
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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.
'Century egg' sponges on Singapore shores |
Other sightings on Singapore shores |
Pulau Semakau (North), Jul 20
Photo shared by Joleen Chang on facebook. |
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Links
References
- Lim Swee
Cheng, Nicole de Voogd and Tan Koh Siang. 2008. A
Guide to Sponges of Singapore. Singapore Science Centre.
173pp.
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