Phytoplankton abundances and cell counts for 11 stations in the Southern Bight of the North Sea sampled in January, June and July 1971.The data are digitized from technical reports in the frame of the 4DEMON project.
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The dataset provides information on abundances and densities of phytoplankton species for 11 "Mechele" stations in the North Sea sampled in January (30-31), June (25-26-27) and between 05 and 10 July 1971. Samples were taken from different depths.