Description:
This
algae is light brown in color, with white tips because
of the calcium in it.It has flat round blades that are
rolled into circular disks. It grows by itself, or on
rocks. It has fine little hairs on the edges of the blades.
Habitat:
Padina
australis is found mostly on reef flats and tide pools,in
places with plenty of sunlight and shallow water.
Range
(include invasive, native, endemic):
Trophic
information: Since
algae creates its own food through photosynthesis, Padina
australis doesn;t need to get food. It is eaten by crabs,
snails and all sorts of fish and shrimp. Even humans like
to eat it sometimes.
Safety:
This
algae is not harmful when eaten, but it can be dangerous
because it is very slippery on rocks. So ypu should be careful
when walking in the intertidal zones.
Comments:
This
algae is very common and easy to find.
Links
to Resources: Seaweeds
of Hawaii by William Magruder and Jeffrey Hunt.