A golden marine phytoflagellate belonging to the Prymnesiophyta (Phylum), Prymnesiophyceae (Class), Isochrysidales (Order), Isochrysidaceae (Family). Cells are spherical ranging in size from 3 to 6 µm.this microalgae is considered a premium source of DHA, rich in essential vitamins and a great source of important amino acids as well as pigments like Fucoxanthin, Lutein, β-carotene, Zeaxanthin, Canthaxanthin, Chlorophyll-a and Chlorophyll-c2.