Aphanizomenon flos-aquae
Bacteria
Aphanizomenon flos-aquae is a brackish and freshwater species of cyanobacteria of the genus Aphanizomenon found around the world, including the Baltic Sea and the Great Lakes.
Cyanobacteria were the first organisms to achieve photosynthesis. Wikipedia
Scientific name: Aphanizomenon flos-aquae
Phylum: Cyanobacteria
Class: Cyanophyceae
Genus: Aphanizomenon
Family: Aphanizomenonaceae
Order: Nostocales