actiniaria anthozoa from above lies near the rocks. underwater world

anthozoa biodiversity underwater polyp aggregation luminescent peaceful photosynthetic propagation saltwater tentacle lateral trade tropical tubular vegetation xeniidae zooxanthella animal stoloniferous invertebrate wildlife hexacorallia indopacific aquascape colonial coralimorph current dendrophylliidae aquaculture easytokeep fragging fluorescent fauna exotic encrusting ecosystem