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Table 3 Summary of the results from mixed-model PERMANOVAs

From: Tidal variation in fish assemblages and trophic structures in tropical Indo-Pacific seagrass beds

   Algal herbivore (AL) Seagrass herbivore (SG) Detritivore (DT)
Source df MS Pseudo F p value* MS Pseudo F p value* MS Pseudo F p value*
Site (S) 2 58.42 51.26 0.001 850.07 9.44 0.001 9.03 11.53 0.001
Month (M) 2 0.19 0.17 0.849 13.13 0.15 0.869 0.28 0.36 0.710
Tide (T) 1 18.57 16.29 0.001 848.07 9.42 0.003 5.41 6.90 0.019
S × M 4 0.35 0.30 0.887 52.07 0.58 0.707 0.41 0.52 0.722
S × T 2 8.62 7.56 0.004 392.52 4.36 0.009 15.45 19.72 0.001
M × T 2 0.31 0.27 0.772 14.69 0.16 0.871 0.69 0.88 0.444
S × M × T 4 1.11 0.97 0.453 73.46 0.82 0.561 0.66 0.84 0.495
Residual 36 1.14    90.02    0.78   
Total 53          
   Small carnivore (SC) Large carnivore (LC) Piscivore (PS)
Source df MS Pseudo F p value* MS Pseudo F p value* MS Pseudo F p value*
Site (S) 2 29554 166.2 0.001 189.9 171.3 0.001 40.16 78.12 0.001
Month (M) 2 61.56 0.346 0.709 0.761 0.686 0.542 0.47 0.92 0.419
Tide (T) 1 188.9 1.063 0.314 185.4 167.2 0.001 10.14 19.73 0.003
S × M 4 21.28 0.12 0.981 0.533 0.481 0.743 0.51 0.98 0.448
S × T 2 482 2.711 0.071 38.98 35.16 0.001 1.32 2.58 0.103
M × T 2 9.852 0.055 0.944 1.233 1.112 0.339 0.21 0.42 0.661
S × M × T 4 209.8 1.18 0.332 0.476 0.43 0.801 0.38 0.73 0.549
Residual 36 177.8    1.109    0.51   
Total 53          
  1. On the densities of six fish feeding groups collected in the seagrass beds at the Dongsha Island. Statistically significant values (p < 0.05) are highlighted in bold font. *p values are all permutational.