Redwood of the reef: growth and age of the giant barrel sponge Xestospongia muta in the Florida Keys McMurray, S. E. ; Blum, J. E. ; Pawlik, J. R. Abstract Publication: Marine Biology Pub Date: August 2008 DOI: 10.1007/s00227-008-1014-z Bibcode: 2008MarBi.155..159M