Porphyridium

This red algae (large multicellular and visible with the naked eye), is one of the few that are planktonic microalgae. This red microalga is a potential source for several products like fatty acids, lipids, cell-wall polysaccharides and pigments.  Phycoerythrin, a pigment is one of the few red pigments incorporated by filter feeders into their flesh.  Porphyridium can improve immune systems, has a good fatty acid composition for filter feeders, and Improves growth