Biodiversity gradient in the Baltic Sea: a comprehensive inventory of macrozoobenthos data

Table 2 Spearman rank correlation matrix of macrozoobenthic diversity variables and salinity

	Mean salinity	Total S	Fresh/inland water S	Marine S	Non-indigenous S	Prop. of non-indigenous S	Prop. of fresh/inland water S	Prop. of marine S
Mean salinity	1	0.53	−0.86	0.92	−0.46	−0.70	−0.92	0.92
Total S	0.53	1	−0.26	0.67	0.12	−0.71	−0.40	0.40
Fresh/inland water S	−0.86	−0.26	1	−0.78	0.62	0.56	0.97	−0.97
Marine S	0.92	0.67	−0.78	1	−0.22	−0.65	−0.88	0.88
Non-indigenous S	−0.46	0.12	0.62	−0.22	1	0.52	0.51	−0.51
Proportion of non-indigenous S	−0.70	−0.71	0.56	−0.65	0.52	1	0.61	−0.61
Proportion of fresh/inland water S	−0.92	−0.40	0.97	−0.88	0.51	0.61	1	−1
Proportion of marine S	0.92	0.40	−0.97	0.88	−0.51	−0.61	−1	1

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