brown seaweeds text index | photo index
Seaweeds > Division Phaeophyta
Veined branched brown seaweed
Dictyopteris sp.*
Family Dictyotaceae
updated Jan 13
Where seen? This veined strap-like brown seaweed is often seen on some of our Southern shores, attached to coral rubble.

Features: Clumps of flat blades about 1-2cm wide and 10cm long. The narrow strap-like blades branch regularly near on the same plane into flat strips of about equal width. There is an obvious 'mid-rib vein' down the centre of the blade up to the tips, which may be paler. Colours brown, yellowish brown or olive brown.

According to AlgaeBase: there are more than 30 current Dictyopteris species.

Human uses: It is eaten by people and is believed to have antibacterial and antitumor properties.

Cyrene Reef, Apr 08

Cyrene Reef, Jun 08

Pulau Jong, Jul 06

Lazarus Island, Feb 11

*Seaweed species are difficult to positively identify without microscopic examination.
On this website, they are grouped by external features for convenience of display.

Veined branch brown seaweed on Singapore shores

Photos of Veined branch brown seaweeds for free download from wildsingapore flickr

Distribution in Singapore on this wildsingapore flickr map

Dictyopteris species recorded for Singapore
Pham, M. N., H. T. W. Tan, S. Mitrovic & H. H. T. Yeo, 2011. A Checklist of the Algae of Singapore.

  Dictyopteris delicatula
Dictyopteris repens
Dictyopteris woodwardia

Links References
  • Lee Ai Chin, Iris U. Baula, Lilibeth N. Miranda and Sin Tsai Min ; editors: Sin Tsai Min and Wang Luan Keng, A photographic guide to the marine algae of Singapore, 2015. Tropical Marine Science Institute, 201 pp.
  • Pham, M. N., H. T. W. Tan, S. Mitrovic & H. H. T. Yeo, 2011. A Checklist of the Algae of Singapore, 2nd Edition. Lee Kong Chian Natural History Museum, 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.
  • Huisman, John M. 2000. Marine Plants of Australia University of Western Australia Press. 300pp.
  • 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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