Foraminiferans (hereafter referred to as Forams) are unicellular protists that inhabit the world’s oceans and range from 20µm to a few centimetres in size. They tolerate a wide range of salinities from esturine to fully oceanic (~ 35‰) but are NOT found in freshwater. They can be either planktonic or benthic, do not photosynthesise so inhabit various depths, and are active predators.
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