. . . . . . . . . . . "Abundance of Oolithotus antillarum (WoRMS 618958) per unit volume of the water body by identification and counting by scanning electron microscopy (SEM)"@en . "Counts of a given biological entity using scanning electron microscopy normalised to a specified volume of fresh or salt water"@en . "SDN:P01::AOO07271" . "Ab_SEM_BE007271" . . "accepted"@en . . . . . . . . . . .