A central tube-like structure, encircled by finger-like extensions.
Yellow, black, brown, greenish. On and among coral rubble, also rocks
that stay submerged. Commonly seen on many of our shores.
tall. Horn-shaped in clumps that may be spread over 30-40cm. Beige
to pale yellow. Among coral rubble. Seen on Chek Jawa.
orange long skinny strings about 0.2cm in diameter, in a tangled jumble
that may be 20cm wide. Sometimes seen on Beting Bronok.
delicate white or transparent straws 1-2cm tall. Sometimes seen on
some of our shores.
Small prickly balls on a short stem. The balls have fine sheets between
the prickles. Seen singly but sometimes a few together. On coral rubble.
Sometimes seen on some of our shores.