A piston pipette used in determining the amount of plankton in a given volume of water. Used by Victor Hensen in 1887.

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Size: 1463px × 2201px
Photo credit: © Hum Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1880s, hensen, historical, history, pipette, piston, plankton, research, tools, victor, volume, water