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Table 4 Particle size distribution from the main sampling sites exemplarily shown for the sampling event in winter/spring 2016 as measured by the particle size analyser Beckmann Coulter LS 200

From: The importance of sediments in ecological quality assessment of stream headwaters: embryotoxicity along the Nidda River and its tributaries in Central Hesse, Germany

  Particle size distribution (µm)
0–20 20–63 63–200 200–630 630–2000
N1 10.4 8.95 12.7 49.0 19.0
N2 19.8 3.9 4.4 32.8 39.1
N3 28.2 27.9 25.4 14.6 3.9
N4 24.7 25.2 25.3 20.5 4.2
N5 31.5 21.8 21.0 23.6 2.1
N6 21.3 17.0 20.7 22.5 18.5
H1 22.6 14.9 17.4 29.0 16.1
H2 13.9 13.9 14.7 22.2 35.4
H3 29.0 37.4 21.8 8.9 2.9
H4 36.6 32.5 18.9 10.2 2.1
U1 41.4 14.9 14.0 21.4 8.2
U2 29.2 23.7 21.4 18.7 7.1
U3 11.2 4.6 10.8 54.3 19.1
U4 25.3 7.7 9.3 23.4 34.3