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Table 3

A) Results of SIMPER analysis for PSS assemblages of site groups A, B and C. B) Results of SIMPER analysis for PSS assemblages of site groups I, II, III and O (outliers).

Group A Groups C&A Group I Groups II & I
Average similarity: 20.00 Average dissimilarity = 85.42 Average similarity: 34.55 Average dissimilarity = 98.23

Group B Groups C&B Group II Groups III & I
Average similarity: 15.51 Average dissimilarity = 89.36 Average similarity: 38.74 Average dissimilarity = 97.24

Group C Groups A&B Group III Groups III & II
Average similarity: 14.23 Average dissimilarity = 87.92 Average similarity: 23.49 Average dissimilarity = 88.09
Species Av.Abund Av.Sim Sim/SD Contrib% Cum.% Outliers Outliers & I; & II; & III
A Average similarity: 12.52 Average dissimilarity = 99.41;
Mic A 1.42 7.63 0.60 38.17 38.17 = 96.25; = 97.12

Chirono 3.48 6.96 0.41 34.81 72.99 Species Av.Abund Av.Sim Sim/SD Contrib% Cum.%

Proliv 0.71 2.08 0.39 10.38 83.37 I
Paraph A 0.29 1.25 0.22 6.27 89.64 Br bif 0.60 20.00 0.57 57.88 57.88
Mic con 0.49 0.77 0.22 3.86 93.50 Rheeff 0.68 14.55 0.61 42.12 100.00
B II
Paraph A 0.71 5.73 0.49 36.98 36.98 Mic A 2.43 24.04 2.90 62.06 62.06
Br bif 0.30 4.44 0.25 28.66 65.64 Proliv 1.14 7.84 0.76 20.23 82.29
Mic A 0.74 1.80 0.26 11.58 77.22 Paraph A 0.43 1.54 0.30 3.98 86.27
Zavrelim 0.44 1.58 0.26 10.16 87.38 Part ex 0.40 1.35 0.30 3.47 89.74
Rheeff 0.20 1.11 0.15 7.17 94.55 Mic ins 0.37 1.03 0.31 2.65 92.40
C III
Mic A 1.31 4.91 0.57 34.52 34.52 Paraph A 1.13 17.89 1.04 76.14 76.14
Proliv 0.86 4.10 0.42 28.83 63.35 Zavrelim 0.84 5.60 0.32 23.86 100.00
Part ex 0.46 2.08 0.26 14.60 77.96 Outliers
Zavrelim 0.70 2.05 0.29 14.41 92.37 Chirono 5.49 12.52 0.41 100.00 100.00

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