femtoplankton

English

Etymology

From femto- +‎ plankton.

Noun

femtoplankton (usually uncountable, plural femtoplanktons)

1. The plankton composed of cells smaller than 0.2 micrometers.
   • (Can we date this quote?), “Plankton”, in Biology Online‎^[1]:

     Morphological details of individual organisms of macroplanktons are easily discernible due to their large sizes while the same is not possible with the naked eyes for femtoplanktons and other microscopic planktonic forms.

Coordinate terms

• megaplankton (>20cm), macroplankton (2-20 cm), mesoplankton (0.2-20mm), microplankton (20-200μm), nanoplankton (2-20μm), picoplankton (0.2-2μm), femtoplankton (<0.2μm)