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Table 5 Mean total kelp density at different depths in homogenous or stratified water masses

From: Regional-scale analysis of subtidal rocky shore community

Depth

Low turbidity

High turbidity

Mann and Whitey test results

N

Mean

N

Mean

p value

U

−3 m C.M.

22

32.3

15

14.1

0.0009***

272.5

−8 m C.M.

19

26.0

14

6.4

0.0003***

232.5

−13 m C.M.

12

13.0

13

1.8

0.0006***

136.0

  1. N represents the number of data values. p values represent the significance of differences between kelp density among the level of turbidity based on the Mann–Whitney U test; *** p < 0.001
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Helgoland Marine Research

ISSN: 1438-3888

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