Prickly
red seaweed
Hypnea
sp. *
Family Cystocloniaceae
updated
Aug 10
Where
seen?
This finely branched seaweed is sometimes seasonally common on our
undisturbed Southern shores.
Features: Bunches of fleshy 'stems'
with lots of side branches. Some have short 'stems' (3-6cm) covered
with lots of tiny pointed projections that give a prickly look. These
may carpet small areas of coral rubble. Others have longer stems (10-15cm)
and form tangled bunches. Colours range from beige, pink, reddish
or brownish.
Bluish ones with thicker stems that form spiky
balls is probably Hypnea pannosa.
According to AlgaeBase:
there are more than 50 current Hypnea species.
Human uses: In some places, Hypnea
seaweeds are fed to livestock and eaten by people. |
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Pulau Hantu, Mar 06

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Pulau Semakau, Sep 05

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b
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Prickly
red seaweeds on Singapore shores

Terumbu Raya, May 10

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Pulau Hantu, Apr 06

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Labrador, Feb 06

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Pulau Salu, Aug 10
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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.
Hypnea
recorded for Singapore
Pham, M. N.,
H. T. W. Tan, S. Mitrovic & H. H. T. Yeo, 2011. A Checklist of
the Algae of Singapore.
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Hypnea
caespitosa
Hypnea esperi
Hypnea musciformis
Hypnea pannosa
Hypnea spinella |
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Links
References
- Pham, M.
N., H. T. W. Tan, S. Mitrovic & H. H. T. Yeo, 2011. A
Checklist of the Algae of Singapore, 2nd Edition. Raffles
Museum of Biodiversity Research, National University of Singapore,
Singapore. 99 pp. Uploaded 1 October 2011. [PDF, 1.58 MB].
- Calumpong,
H. P. & Menez, E. G., 1997.Field
Guide to the Common Mangroves, Seagrasses and Algae of the Philippines
.
Bookmark, Inc., the Philippines. 197 pp.
- Huisman,
John M. 2000. Marine
Plants of Australia
University of Western Australia Press. 300pp.
- Trono, Gavino.
C. Jr., 1997. Field
Guide and Atlas of the Seaweed Resources of the Philippines.
.
Bookmark, Inc., the Philippines. 306 pp.
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