Olivier Sanchez ND NT Dip rCNHC MGNC MNNA MGNI  /  WHAT IS BLUE-GREEN ALGAE?"Blue-green algae" refers to those species of bacteria that produce blue-green coloured pigments, including chlorophyll, by harnessing the energy from the sun, in the same way plants do. Algae can be found in both salt and fresh water, such…