What is it? Found in the upper and surface waters of oceans and bodies of fresh water, marine phytoplankton are single-celled organisms, a.k.a. “micro-algae,” at the very bottom of the food chain. They feed on nearly all ocean life and, directly and indirectly, all life on earth. Through the process of photosynthesis, marine phytoplankton produce … Continue reading Marine Phytoplankton – A Complete Super Food!