Organ pipe corals  (Tubipora spp.)

Organ pipe coral, Tubipora sp., with polyps extended
Organ pipe coral, Tubipora sp., with polyps extended
© D. Parer & E. Parer-Cook / Auscape International		 Organ pipe coral, Tubipora sp.
Organ pipe coral, Tubipora sp.
© B. Jones & M. Shimlock / www.nhpa.co.uk