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Table 6 Spearman correlation coefficients relating salinity and macroinvertebrate community parameters, (n = 20).

From: Response of biotic communities to salinity changes in a Mediterranean hypersaline stream

Community parameter & salinity R p-level
number of taxa -0.762 0.000
number of families -0.649 0.002
number of diptera species -0.636 0.002
number of coleoptera species -0.569 0.009
log (abundance +1) -0.039 0.871
Margalef's index -0.729 0.000
evenness -0.333 0.150
Shannon's diversity index -0.527 0.017
Simpson's diversity index -0.442 0.051