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Seaweeds > Division Rhodophyta
Net red seaweed
Portieria hornemannii*
Family Rhizophyllidaceae
updated Aug 11

Where seen? This seaweed with fans of fine branches is sometimes seen on our southern shores on coral rubble. Elsewhere, it is said to prefer clear water, where it is common and a conspicuous element of tropical reef flats.

Features: Small (about 5cm in height) made up of flat fans of fine branches that form a net-like pattern. Dark red to bright red, elsewhere also said to be bright orange.

According to AlgaeBase: there are 8 species of Portieria.

Cyrene, Aug 10

Pulau Senang, Aug 10

Pulau Senang, Aug 10

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

Portieria 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.

  Portieria hornemannii

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