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'Bee
hoon' green seaweed
Chaetomorpha sp.*
Family Cladophoraceae
updated
Aug 10
Where
seen?
This green seaweed does look like our local noodle favourite, 'bee
hoon' (vermicelli)! It is seen on many of our shores, growing entangled
among seagrasses or other seaweeds. It 'blooms' seasonally, sometimes
drifting up on the shores in large tangled bundles.
Features: Filaments fine, long
(40cm or more) and unbranched that grow entangled among other seaweeds.
Each filament is made up of a single row of cylindrical cells joined
together end to end. The cells are longer than they are wide: thus
the filament resembles bamboo when seen under a microscope. Bright
light green to dark green, sometimes olive green.
Chaetomorpha gracilis forms a bright green mossy carpet under
mangrove trees!
According to AlgaeBase,
there are more than 50 current Chaetomorpha species.
Sometimes confused with Hairy
green seaweed (Bryopsis sp.) which has much shorter filaments
and appears feathery. Here's more on how
to tell apart some green seaweeds.
Human uses: It is used as animal
feed and eaten raw by people. |
Large piles
of the seaweed
Chek Jawa, Feb 02

Chek Jawa, Feb 02
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Sentosa, Jan 06
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Chaetomorpha gracilis forms
a mossy carpet under mangrove trees.
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Kranji Nature Trail, Apr 10
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Bee
hoon green seaweeds on Singapore shores

Raffles Lighthouse, Jul 06

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Sentosa, Jun 05

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Pulau Semakau, May 08

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*Species are difficult
to positively identify without close examination of internal parts.
On this website, they are grouped by external features for convenience of
display.
Acrocystis
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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Chaetomorpha
aerea
Chaetomorpha antennina
Chaetomorpha gracilis
Chaetomorpha indica
Chaetomorpha ligustica
Chaetomorpha linum
Chaetomorpha spiralis |
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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].
- Lim, S.,
P. Ng, L. Tan, & W. Y. Chin, 1994. Rhythm of the Sea: The
Life and Times of Labrador Beach. Division of Biology, School
of Science, Nanyang Technological University & Department
of Zoology, the National University of Singapore. 160 pp.
- Ong, Jin
Eong & Gong, Wooi Khoon (eds.), 2001. The
Encyclopedia of Malaysia (Vol. 6): The Seas
Didier Millet, Malaysia. 144 pp.
- 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.
- 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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