Seaweeds > Division Rhodophyta
Photo index of red seaweeds on Singapore shores
Sheets, ribbons



Flat
halymenia seaweed

Halymenia
sp.
 


Lacy
red seaweed

Martensia
sp.
10-20cm long. Thin red flat blade with fine branches. On coral rubble. Commonly seen on our Southern shores.
10-20cm across. Flat sheets and look like a red version of Sea lettuce (Ulva sp) with feathered edges. On coral rubble. Sometimes seen on some of our Southern shores. 10-20cm across. Flat sheets and look like a red version of Sea lettuce (Ulva sp) with smooth but ruffled edges. On coral rubble. Commonly seen on our Southern shores.   A lacy circular blade about 5-8cm across. Beige or green with tinges of lilac. Coral rubble near reefs. Sometimes seen on some of our Southern shores.



Broad strap
red seaweed

awaiting identification



Fringed ribbon
red seaweed

Gracilaria corticata



Frilly sheet
red seaweed

Halymenia maculata
   
Each blade 15-20cm long. Flat large stiff crinkly ribbon-like central portion with flat narrower side-branches that branch further into Y-shapes. On coral rubble near reefs. Commonly seen on our Southern shores. Each blade 10-12cm long. Flat ribbon like central portion with flat narrower branches that have shorter branches. On coral rubble. Sometimes seen on our Southern shores. Central blade flat somewhat rectangular 8-10cm long with ruffled edges and short irregular extensions. The surface has little bumps. On coral rubble. Often seen on our Southern shores.    
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all seaweeds

Green seaweeds


sheets, ribbons, filaments

feathery,
serrated strips


spheres, sausages, blobs

fans, disks, branched

Red seaweeds

sheets, ribbons

fleshy stems

hairy, feathery, others


Brown seaweeds

sheets, ribbons


disks, other shapes
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