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Figure 30 Picture

Figure 30

Figure 30. Closing device of the Apstein closing net. Left: open. Right: closed. Devised by Carl Apstein in 1903 and used in the North Sea. This was used for quantitative plankton studies and was first used in the North Sea in 1903.

Photo Category: Oceanography - Historical instruments

Author: Y. Berard/Oceanographic Museum of Monaco/ NOAA

License: Public Domain Mark 1.0 (Public domain)
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Added On
18th October 2015
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