P. phosphoreum HB (on the left hand side) compared with two other strains . It’s much brighter than the other strains.

P. phosphoreum HB on the left hand side. It’s much brighter that the other strain and illuminates the environment around it

Through a long  program of mutation and selection,  C-MOULD has developed an especially bright strain of the bioluminescent bacterium Photobacterium phosphoreum. Here it has been tested against other available strains of this bacterium. Its designation is P. phosphoreum HB (hyper bright).