Grammatophora oceanica is a species of diatoms in the family Grammatophoraceae. They are native to Rio De Janeiro, Santa Catarina, ParaíBa, Paraná, Rio Grande Do Sul, Rio Grande Do Norte, Maranhao, SãO Paulo, and Pernambuco. Dead Grammatophora oceanica form siliceous oozes.
EOL has data for 13 attributes, including: