planctofago 23
That feeds on plankton. It comes from the Greek 'plankton', neutral of «planktos»: Wanderer, vagrant, and «fagein»: eat. Plankton is made by plants and animals floating or weakly swimmers. It includes seaweed - mainly Sargasso, covering vast ocean-, ( 41 microscopic diatoms; and ( macroscopic ) jellyfish.