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Table 2 SIMPER similarity analysis of infaunal species within stations along salinity-pH gradient

From: Benthic infaunal community structuring in an acidified tropical estuarine system

Species Average abundance Average similitude Similitude/SD Contribution % Cumulative %
Station S1      
Average similarity: 52.65      
Nereididae sp.2 4.28 23.09 2.52 43.86 43.86
Prionospio sp 2.35 11.02 3.01 20.94 64.80
Cyclopoida sp. 1.68 5.73 0.77 10.89 75.69
Neanthes sp. 1.79 5.10 0.98 9.69 85.38
Potamilla leptochaeta 1.84 3.37 0.60 6.40 91.77
Station S2      
Average similarity: 54.96      
Neanthes sp. 5.74 19.25 1.48 35.03 35.03
Cyclopoida sp. 3.83 14.39 3.23 26.19 61.21
Nereididae sp.2 2.91 9.27 1.25 16.87 78.08
Capitellidae sp.1 1.93 7.65 1.81 13.91 91.99
Station S3      
Average similarity: 59.87      
Corophiidae sp. 4.71 27.80 2.82 46.44 46.44
Capitellidae sp.1 2.17 16.54 2.57 27.63 74.07
Neanthes sp. 2.69 11.42 1.08 19.07 93.14
Station S4      
Average similarity: 62.53      
Onuphis conchylega 4.91 11.52 1.88 18.42 18.42
Nereididae sp. 3 3.97 9.76 2.92 15.61 34.03
Capitellidae sp.1 3.01 7.97 5.03 12.75 46.79
Goniada sp. 3.14 5.73 1.15 9.17 55.95
Magelona sp. 1.66 4.19 4.39 6.70 62.66
Pilargidae sp. 1.70 3.96 1.87 6.34 69.00
Maldanidae sp. 1.38 3.18 1.72 5.09 74.09
Pholoe sp. 1.37 2.48 1.04 3.97 78.06
Nephtys sp. 1.11 2.17 1.01 3.47 81.53
Corophiidae sp. 1.01 1.70 0.82 2.71 84.24
Spionidae sp. 0.89 1.48 0.83 2.36 86.60
Harpacticoida sp. 1.06 1.40 0.65 2.24 88.84
Paranthuridae sp. 1.00 1.31 0.65 2.10 90.94
Station S5      
Average similarity: 46.79      
Capitellidae sp.1 2.55 9.88 3.54 21.11 21.11
Goniada sp. 2.20 7.91 1.65 16.91 38.02
Neanthes sp. 3.05 7.14 0.71 15.26 53.27
Pilargidae sp. 1.67 5.66 1.70 12.10 65.38
Onuphis conchylega 1.82 4.76 0.88 10.16 75.54
Harpacticoida sp. 1.28 3.21 1.01 6.86 82.40
Prionospio sp 0.94 3.04 1.06 6.51 88.91
Amphipoda sp. 2 1.66 2.11 0.45 4.51 93.41