picoplankton

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English[edit]

Etymology[edit]

pico- +‎ plankton.

Noun[edit]

picoplankton ‎(uncountable)

  1. The plankton composed of cells between 0.2 and 2 micrometers.
    • 2007 January 9, Douglas Martin, “John Sieburth, 79, Who Studied Various Types of Marine Life, Dies”[1], New York Times:
      He and P. W. Johnson confirmed the recent discovery of a species of photosynthetic picoplankton, using electron microscopes to perceive fluorescence produced by the chlorophyll of the organisms.