Blue-green bacteria
From Openwaterpedia
noun - Blue-green bacteria, also known as Cyanobacteria or Blue-green algae is a phylum of bacteria that obtain their energy through photosynthesis. The name "cyanobacteria" comes from the color of the bacteria (Greek: κυανός (kyanós) = blue).
Synonym: Blue-green algae, Cyanobacteria
