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Table 3 Microplastic abundance: Level-3 pm and -3wm data (Fig. 5). The average, standard deviation, and maximum values in the table were computed based on the abundance values for all months

From: A multilevel dataset of microplastic abundance in the world’s upper ocean and the Laurentian Great Lakes

  Particle count (pieces m−3) Weight (mg m−3)
Average 0.3 7.8
Maximum (2.5°E, 53.0°N, May) 59.4 1405.3