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Orange
sea cucumber
Mensamaria intercedens*
Family Cucumariidae
updated
Apr 2020
Where
seen? This orangey sea cucumber is sometimes seen
on our Northern shores, usually attached to coral rubble, often near
sponges, sometimes partially covered by sediments, nestled up among
hydroids, draped with synaptid sea cucumbers or smaller sea cucumbers. In Australia, they are found on intertidal shores in 'U-shaped' burrows or entwined in rhizomes of seagrasses.
Features: 8-12cm long. Body spindle-shaped (pointed at both ends) somewhat squarish or quadrangular in cross-section. Doesn't have a clear upper and underside.
Tube feet orange, long and thin, appearing from orange rows along the body length. Actually, the body is dark blue with orange tube feet and orange stripes along its length. But sometimes the orange stripes are wide so that the animal appears mostly orange with fainter dark blue stripes. The feeding tentacles all white or white at the base, black towards the tips, black speckled in between; branched tips pinkish or pale orange. |
Body squarish in cross section.
Tube feet long thin orange.
Changi, May 08
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Feeding tentacles extended.
Marina Keppel Bay, Oct 09
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Feeding tentacles not fully extended.
Changi, Jul 10
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Dark blue body with orange tube feet.
Changi, Jul 10 |
Half buried.
Changi, Jul 10 |
Bloated.
Beting Bronok, May 03 |
Feeding tentacles extended.
Changi Loyang, May 21 |
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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
Orange
sea cucumbers on Singapore shores |
Other sightings on Singapore shores |
Changi Carpark 6, May 21
Photo shared by Jonathan Tan on facebook. |
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East Coast Park (B), Jun 21
Photo shared by Richard Kuah on facebook. |
East Coast-Marina Bay, Nov 17
Photo shared by Loh Kok Sheng on facebook. |
East Coast, Dec 08
Photo shared by Loh Kok Sheng on his
blog. |
Sentosa Serapong, May 17
Photo shared by Loh Kok Sheng on facebook. |
Sentosa, May 13
Photo shared by Loh Kok Sheng on flickr. |
St John's Island, Jan 13
Photo shared by Loh Kok Sheng on flickr. |
Cyrene, Jun 20
Photo shared by Loh Kok Sheng on facebook. |
Cyrene Reef, Feb 16
Photo shared by Loh Kok Sheng on his
blog. |
Terumbu Pempang Tengah, Jun 20
Photo shared by Vincent Choo on facebook. |
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Links
References
- Ong J. Y. & H. P. S. Wong. Sea cucumbers (Echinodermata: Holothuroidea) from the Johor Straits, Singapore. 10 July 2015. The Comprehensive Marine Biodiversity Survey: Johor Straits International Workshop (2012) The Raffles Bulletin of Zoology 2015 Supplement No. 31, Pp. 273-291.
- Lane, David
J.W. and Didier Vandenspiegel. 2003. A
Guide to Sea Stars and Other Echinoderms of Singapore.
Singapore Science Centre. 187pp.
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