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Table 1 Grain size distribution in sediments

From: Growth of Mya arenaria L. at the northern edge of the range: heterogeneity of soft-shell clam growth characteristics in the White Sea

Location (tidal zone_site)

Sediment composition (average ± SE),  %

Pebble

Gravel

Coarse sand

Medium sand

Fine sand

Silt and clay

>10

10–1

1–0.5

0.5–0.25

0.25–0.1

<0.1

MT_1

9.9 ± 0.9

19.5 ± 1.1

8.3 ± 0.7

9.0 ± 2.3

25.3 ± 1.9

27.9 ± 0.9

LT_1

6.4 ± 0.6

17.4 ± 1.5

11.2 ± 0.9

13.0 ± 0.5

23.9 ± 0.9

28.2 ± 3.1

LT_2

0.41 ± 0.05

0.8 ± 0.07

0.87 ± 0.05

3.6 ± 0.8

61.5 ± 1.8

32.9 ± 2.1

MT_3

5.8 ± 0.4

7.1 ± 0.8

9.5 ± 1.6

39.2 ± 3.1

38.4 ± 1.1

MT_4

3.1 ± 0.5

12.6 ± 1.1

32.5 ± 4.1

40.0 ± 2.4

11.9 ± 0.8

  1. MT and LT middle and low tidal zones, respectively; SE standard error